CVE-2026-71556

{"id": "CVE-2026-71556", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-71556", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-07T16:58:08.599214Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "go-git", "product": "go-git", "versions": [{"status": "affected", "version": "< 5.19.2"}, {"status": "affected", "version": ">= 6.0.0-alpha.1, < 6.0.0-alpha.5"}]}]}], "published": "2026-08-07T17:17:10.150", "references": [{"url": "https://github.com/go-git/go-git/commit/008a78f2dd86f52544ddff8b8e8ddeecdf3f7aab", "source": "security-advisories@github.com"}, {"url": "https://github.com/go-git/go-git/commit/661d1c7f101d34e002a3cfcf8dbea5b7421d07ac", "source": "security-advisories@github.com"}, {"url": "https://github.com/go-git/go-git/releases/tag/v5.19.2", "source": "security-advisories@github.com"}, {"url": "https://github.com/go-git/go-git/releases/tag/v6.0.0-alpha.5", "source": "security-advisories@github.com"}, {"url": "https://github.com/go-git/go-git/security/advisories/GHSA-hc8v-wwc9-vgxm", "source": "security-advisories@github.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "go-git is an extensible git implementation library written in pure Go. Prior to 5.19.2 and 6.0.0-alpha.5, worktree operations (including checkout, status, and add) resolve symbolic links inside the working tree without confining resolution to the worktree boundary, so a maliciously crafted repository containing a symlink can cause go-git to read from or write to files outside the intended working directory when the repository is cloned and its worktree operations are used. Versions 5.19.2 and 6.0.0-alpha.5."}], "lastModified": "2026-09-10T20:41:33.140", "sourceIdentifier": "security-advisories@github.com"}