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vuln-cve/data/2026/30xxx/CVE-2026-30873.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-30873",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-03-06T00:04:56.698Z",
"datePublished": "2026-03-19T22:01:03.867Z",
"dateUpdated": "2026-03-21T03:26:08.591Z"
},
"containers": {
"cna": {
"title": "OpenWrt Project jsonpath: Memory leak when processing strings, labels, and regexp tokens",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-401",
"lang": "en",
"description": "CWE-401: Missing Release of Memory after Effective Lifetime",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"attackVector": "ADJACENT",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "HIGH",
"userInteraction": "ACTIVE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"baseScore": 2.4,
"baseSeverity": "LOW",
"vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
"version": "4.0"
}
}
],
"references": [
{
"name": "https://github.com/openwrt/openwrt/security/advisories/GHSA-rcc6-v4r6-gj4m",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/openwrt/openwrt/security/advisories/GHSA-rcc6-v4r6-gj4m"
},
{
"name": "https://github.com/openwrt/openwrt/releases/tag/v24.10.6",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/openwrt/openwrt/releases/tag/v24.10.6"
},
{
"name": "https://github.com/openwrt/openwrt/releases/tag/v25.12.1",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/openwrt/openwrt/releases/tag/v25.12.1"
}
],
"affected": [
{
"vendor": "openwrt",
"product": "openwrt",
"versions": [
{
"version": ">= 25.12.0-rc1, < 25.12.1",
"status": "affected"
},
{
"version": "< 24.10.6",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-03-19T22:01:03.867Z"
},
"descriptions": [
{
"lang": "en",
"value": "OpenWrt Project is a Linux operating system targeting embedded devices. In versions prior to both 24.10.6 and 25.12.1, the jp_get_token function, which performs lexical analysis by breaking input expressions into tokens, contains a memory leak vulnerability when extracting string literals, field labels, and regular expressions using dynamic memory allocation. These extracted results are stored in a jp_opcode struct, which is later copied to a newly allocated jp_opcode object via jp_alloc_op. During this transfer, if a string was previously extracted and stored in the initial jp_opcode, it is copied to the new allocation but the original memory is never freed, resulting in a memory leak. This issue has been fixed in versions 24.10.6 and 25.12.1."
}
],
"source": {
"advisory": "GHSA-rcc6-v4r6-gj4m",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-03-21T03:25:41.581578Z",
"id": "CVE-2026-30873",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-03-21T03:26:08.591Z"
}
}
]
}
}