210 lines
8.6 KiB
JSON
210 lines
8.6 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-2021-47976",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-05-16T14:41:11.033Z",
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"datePublished": "2026-05-16T15:26:16.409Z",
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"dateUpdated": "2026-05-18T16:50:14.909Z"
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},
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},
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"datePublic": "2021-07-04T00:00:00.000Z",
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"title": "TextPattern CMS 4.9.0-dev Authenticated Remote Code Execution via Plugin Upload",
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"descriptions": [
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{
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"lang": "en",
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"value": "TextPattern CMS 4.9.0-dev contains a remote code execution vulnerability that allows authenticated attackers to upload arbitrary PHP files by exploiting the plugin upload functionality. Attackers can authenticate, retrieve a CSRF token from the plugin event page, and upload malicious PHP files to the textpattern/tmp/ directory for code execution."
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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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"lang": "en",
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"description": "Cross-Site Request Forgery (CSRF)",
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"cweId": "CWE-352",
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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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"affected": [
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{
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"vendor": "Textpattern",
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"product": "TextPattern CMS",
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"versions": [
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{
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"version": "4.9.0-dev",
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"status": "affected"
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},
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"vulnerable": true,
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},
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],
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"metrics": [
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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": "LOW",
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"attackRequirements": "NONE",
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"attackVector": "NETWORK",
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"baseScore": 8.7,
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"baseSeverity": "HIGH",
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"exploitMaturity": "NOT_DEFINED",
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"privilegesRequired": "LOW",
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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:L/AT:N/PR:L/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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},
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"baseSeverity": "HIGH",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"version": "3.1"
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},
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"format": "CVSS"
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],
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"references": [
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{
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"url": "https://www.exploit-db.com/exploits/50095",
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"name": "ExploitDB-50095",
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"tags": [
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"exploit"
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]
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},
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{
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"url": "https://textpattern.com/",
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"name": "Official Product Homepage",
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"tags": [
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"product"
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]
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},
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{
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"url": "https://github.com/textpattern/textpattern",
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"name": "Product Reference",
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"tags": [
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"product"
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]
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},
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{
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"name": "VulnCheck Advisory: TextPattern CMS 4.9.0-dev Authenticated Remote Code Execution via Plugin Upload",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/textpattern-cms-dev-authenticated-remote-code-execution-via-plugin-upload"
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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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"value": "Mevlüt Akçam",
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"type": "finder"
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}
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],
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"x_generator": {
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"engine": "vulncheck"
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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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"timestamp": "2026-05-18T16:49:42.619445Z",
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"id": "CVE-2021-47976",
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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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"role": "CISA Coordinator",
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"version": "2.0.3"
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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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}
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]
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} |