{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-45136", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-08T20:08:17.210Z", "datePublished": "2026-05-27T20:48:22.312Z", "dateUpdated": "2026-06-02T16:07:20.540Z" }, "containers": { "cna": { "title": "claude-code-cache-fix: Local code execution via Python triple-quote injection in tools/quota-statusline.sh", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-78", "lang": "en", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE" } ] }, { "descriptions": [ { "cweId": "CWE-94", "lang": "en", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')", "type": "CWE" } ] } ], "metrics": [ { "cvssV4_0": { "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N", "version": "4.0" } } ], "references": [ { "name": "https://github.com/cnighswonger/claude-code-cache-fix/security/advisories/GHSA-g3xq-3gmv-qq8g", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/cnighswonger/claude-code-cache-fix/security/advisories/GHSA-g3xq-3gmv-qq8g" }, { "name": "https://github.com/cnighswonger/claude-code-cache-fix/issues/108", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/cnighswonger/claude-code-cache-fix/issues/108" }, { "name": "https://github.com/cnighswonger/claude-code-cache-fix/pull/110", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/cnighswonger/claude-code-cache-fix/pull/110" } ], "affected": [ { "vendor": "cnighswonger", "product": "claude-code-cache-fix", "versions": [ { "version": ">= 3.5.0, < 3.5.2", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-27T20:48:22.312Z" }, "descriptions": [ { "lang": "en", "value": "claude-code-cache-fix is a cache optimization proxy for Claude Code. From 3.5.0 to before 3.5.2, tools/quota-statusline.sh (introduced in v3.5.0) interpolates Claude Code's hook stdin payload directly into a Python triple-quoted string literal. A ''' byte sequence in any user-controlled field of the payload closes the literal early and lets following bytes execute as Python in the user's Claude Code process. This vulnerability is fixed in 3.5.2." } ], "source": { "advisory": "GHSA-g3xq-3gmv-qq8g", "discovery": "UNKNOWN" } }, "adp": [ { "references": [ { "url": "https://github.com/cnighswonger/claude-code-cache-fix/security/advisories/GHSA-g3xq-3gmv-qq8g", "tags": [ "exploit" ] }, { "url": "https://github.com/cnighswonger/claude-code-cache-fix/issues/108", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-06-02T16:04:17.415452Z", "id": "CVE-2026-45136", "options": [ { "Exploitation": "poc" }, { "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": "2026-06-02T16:07:20.540Z" } } ] } }