255 lines
11 KiB
JSON
255 lines
11 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-97205",
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"assignerOrgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
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"state": "PUBLISHED",
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"assignerShortName": "f5",
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"dateReserved": "2026-09-30T21:56:14.607Z",
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"datePublished": "2026-10-14T14:40:27.487Z",
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"dateUpdated": "2026-10-15T10:31:15.547Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unknown",
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"modules": [
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"ngx_http_core_module"
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],
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"product": "NGINX Plus",
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"vendor": "F5",
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"versions": [
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{
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"lessThan": "37.1.0.1",
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"status": "affected",
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"version": "37.1.0",
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"versionType": "custom"
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},
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{
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"lessThan": "37.0.5.1",
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"status": "affected",
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"version": "37.0.0",
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"versionType": "custom"
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},
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{
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"lessThan": "*",
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"status": "affected",
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"version": "R36",
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"versionType": "custom"
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},
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{
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"lessThan": "*",
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"status": "affected",
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"version": "R35",
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"versionType": "custom"
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},
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{
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"lessThan": "*",
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"status": "affected",
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"version": "R34",
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"versionType": "custom"
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},
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{
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"lessThan": "*",
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"status": "affected",
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"version": "R33",
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"versionType": "custom"
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}
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]
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},
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{
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"defaultStatus": "unaffected",
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"modules": [
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"ngx_http_core_module"
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],
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"product": "NGINX Open Source",
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"vendor": "F5",
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"versions": [
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{
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"lessThan": "1.31.7",
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"status": "affected",
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"version": "1.31.0",
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"versionType": "custom"
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},
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{
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"lessThan": "1.30.6",
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"status": "affected",
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"version": "1.30.0",
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"versionType": "custom"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "reporter",
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"value": "F5 acknowledges Cyberlanc3r for bringing this issue to our attention and following the highest standards of coordinated disclosure."
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}
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],
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"datePublic": "2026-10-14T14:00:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_core_module module. When asynchronous file I/O (AIO) is enabled in certain configurations, processing a Server Side Includes (SSI) page containing “include virtual” commands may trigger a Use-After-Free (UAF) in the NGINX worker process. This may cause memory corruption or a worker process crash. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR.<br><br>Impact:<br>This vulnerability may allow remote attackers to cause a denial-of-service (DoS) on the NGINX system, corrupt its memory, or possibly trigger code execution. There is no control plane exposure; this is a data plane issue only.<br><br>\n\n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated."
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}
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],
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"value": "NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_core_module module. When asynchronous file I/O (AIO) is enabled in certain configurations, processing a Server Side Includes (SSI) page containing “include virtual” commands may trigger a Use-After-Free (UAF) in the NGINX worker process. This may cause memory corruption or a worker process crash. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR.\n\nImpact:\nThis vulnerability may allow remote attackers to cause a denial-of-service (DoS) on the NGINX system, corrupt its memory, or possibly trigger code execution. There is no control plane exposure; this is a data plane issue only.\n\n\n\n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-234",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-234 Hijacking a privileged process"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "HIGH",
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"attackVector": "NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 8.1,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
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"version": "3.1"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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},
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{
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"cvssV4_0": {
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"attackComplexity": "HIGH",
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"attackRequirements": "NONE",
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"attackVector": "NETWORK",
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"baseScore": 9.2,
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"baseSeverity": "CRITICAL",
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"privilegesRequired": "NONE",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"userInteraction": "NONE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
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"version": "4.0",
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"vulnAvailabilityImpact": "HIGH",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "HIGH",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-416",
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"description": "CWE-416 Use After Free",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
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"shortName": "f5",
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"dateUpdated": "2026-10-14T14:40:27.487Z"
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},
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"references": [
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{
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"tags": [
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"vendor-advisory"
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],
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"url": "https://my.f5.com/manage/s/article/K000162608"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"title": "NGINX ngx_http_core_module vulnerability",
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"workarounds": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "Disable the \"aio\" directive or do not serve SSI pages.<br>"
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}
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],
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"value": "Disable the \"aio\" directive or do not serve SSI pages."
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}
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],
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"x_generator": {
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"engine": "F5 SIRTBot v1.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2026-97205",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-10-15T03:57:01.124115Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-10-15T10:31:15.547Z"
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}
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}
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]
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}
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} |