{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-21T03:30:18.065","vulnerabilities":[{"cve":{"id":"CVE-2026-30873","sourceIdentifier":"security-advisories@github.com","published":"2026-03-19T22:16:31.950","lastModified":"2026-06-17T10:33:04.160","vulnStatus":"Analyzed","cveTags":[],"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."},{"lang":"es","value":"OpenWrt Project es un sistema operativo Linux dirigido a dispositivos embebidos. En versiones anteriores a ambas 24.10.6 y 25.12.1, la función jp_get_token, que realiza análisis léxico dividiendo las expresiones de entrada en tokens, contiene una vulnerabilidad de fuga de memoria al extraer literales de cadena, etiquetas de campo y expresiones regulares utilizando asignación dinámica de memoria. Estos resultados extraídos se almacenan en una estructura jp_opcode, que se copia posteriormente a un objeto jp_opcode recién asignado mediante jp_alloc_op. Durante esta transferencia, si una cadena fue previamente extraída y almacenada en el jp_opcode inicial, se copia a la nueva asignación pero la memoria original nunca se libera, resultando en una fuga de memoria. Este problema ha sido corregido en las versiones 24.10.6 y 25.12.1."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"openwrt","product":"openwrt","versions":[{"version":">= 25.12.0-rc1, < 25.12.1","status":"affected"},{"version":"< 24.10.6","status":"affected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":2.4,"baseSeverity":"LOW","attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","baseScore":4.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.2,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-21T03:25:41.581578Z","id":"CVE-2026-30873","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-401"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:openwrt:openwrt:*:*:*:*:*:*:*:*","versionEndExcluding":"24.10.6","matchCriteriaId":"12B5818C-BB4D-4486-9C53-7FCA8EF2EDA8"},{"vulnerable":true,"criteria":"cpe:2.3:o:openwrt:openwrt:*:*:*:*:*:*:*:*","versionStartIncluding":"25.12.0","versionEndExcluding":"25.12.1","matchCriteriaId":"061FA3CA-10C0-4EF2-8566-E623964CAE79"}]}]}],"references":[{"url":"https://github.com/openwrt/openwrt/releases/tag/v24.10.6","source":"security-advisories@github.com","tags":["Release Notes"]},{"url":"https://github.com/openwrt/openwrt/releases/tag/v25.12.1","source":"security-advisories@github.com","tags":["Release Notes"]},{"url":"https://github.com/openwrt/openwrt/security/advisories/GHSA-rcc6-v4r6-gj4m","source":"security-advisories@github.com","tags":["Vendor Advisory"]}]}}]}