{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-03T21:47:30.463","vulnerabilities":[{"cve":{"id":"CVE-2026-2240","sourceIdentifier":"cna@vuldb.com","published":"2026-02-09T16:16:03.223","lastModified":"2026-04-29T01:00:01.613","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability has been found in janet-lang janet up to 1.40.1. The impacted element is the function janetc_pop_funcdef of the file src/core/compile.c. Such manipulation leads to out-of-bounds read. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The name of the patch is 4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5. A patch should be applied to remediate this issue."},{"lang":"es","value":"Se ha encontrado una vulnerabilidad en janet-lang janet hasta la versión 1.40.1. El elemento afectado es la función janetc_pop_funcdef del archivo src/core/compile.c. Dicha manipulación conduce a una lectura fuera de límites. El ataque debe llevarse a cabo localmente. El exploit ha sido divulgado al público y puede ser utilizado. El nombre del parche es 4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5. Se debería aplicar un parche para remediar este problema."}],"metrics":{"cvssMetricV40":[{"source":"cna@vuldb.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/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":1.9,"baseSeverity":"LOW","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"PROOF_OF_CONCEPT","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":"cna@vuldb.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","baseScore":3.3,"baseSeverity":"LOW","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":1.8,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":4.2}],"cvssMetricV2":[{"source":"cna@vuldb.com","type":"Secondary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:S/C:N/I:N/A:P","baseScore":1.7,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"LOW","exploitabilityScore":3.1,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"cna@vuldb.com","type":"Primary","description":[{"lang":"en","value":"CWE-119"},{"lang":"en","value":"CWE-125"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-125"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:janet-lang:janet:*:*:*:*:*:*:*:*","versionEndIncluding":"1.40.1","matchCriteriaId":"D63D3EB2-96FF-4D2B-AD67-2DE091B2CC05"}]}]}],"references":[{"url":"https://github.com/janet-lang/janet/","source":"cna@vuldb.com","tags":["Product"]},{"url":"https://github.com/janet-lang/janet/commit/4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5","source":"cna@vuldb.com","tags":["Patch"]},{"url":"https://github.com/janet-lang/janet/issues/1702","source":"cna@vuldb.com","tags":["Exploit","Issue Tracking"]},{"url":"https://github.com/janet-lang/janet/issues/1702#issuecomment-3790473369","source":"cna@vuldb.com","tags":["Exploit","Issue Tracking"]},{"url":"https://github.com/oneafter/0123/blob/main/ja4/repro","source":"cna@vuldb.com","tags":["Exploit"]},{"url":"https://vuldb.com/?ctiid.344979","source":"cna@vuldb.com","tags":["Permissions Required","VDB Entry"]},{"url":"https://vuldb.com/?id.344979","source":"cna@vuldb.com","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?submit.753155","source":"cna@vuldb.com","tags":["Third Party Advisory","VDB Entry"]}]}}]}