{"cve":"CVE-2023-49568","nvd":{"published":"2024-01-12T11:15:12.680","modified":"2026-06-17T06:36:10.430","status":"Modified","description":"A denial of service (DoS) vulnerability was discovered in go-git versions prior to v5.11. This vulnerability allows an attacker to perform denial of service attacks by providing specially crafted responses from a Git server which triggers resource exhaustion in go-git clients.\n\nApplications using only the in-memory filesystem supported by go-git are not affected by this vulnerability.\nThis is a go-git implementation issue and does not affect the upstream git cli.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-20"],"references":["https://github.com/go-git/go-git/security/advisories/GHSA-mw99-9chc-xw7r","https://github.com/go-git/go-git/security/advisories/GHSA-mw99-9chc-xw7r"],"products":["go-git_project:go-git"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-49568","score":0.00698,"percentile":0.53112,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-mw99-9chc-xw7r","url":"https://osv.dev/vulnerability/GHSA-mw99-9chc-xw7r","summary":"Maliciously crafted Git server replies can cause DoS on go-git clients","modified":"2026-09-10T03:49:59.657751880Z","packages":[{"ecosystem":"Go","name":"github.com/go-git/go-git/v5","purl":"pkg:golang/github.com/go-git/go-git/v5","ranges":["<5.11.0"],"fixed":["5.11.0"]},{"ecosystem":"Go","name":"gopkg.in/src-d/go-git.v4","purl":"pkg:golang/gopkg.in/src-d/go-git.v4","ranges":[">=4.7.1 <=4.13.1"],"fixed":[]}]},{"id":"GO-2024-2466","url":"https://osv.dev/vulnerability/GO-2024-2466","summary":"Denial of service in github.com/go-git/go-git/v5 and gopkg.in/src-d/go-git.v4","modified":"2026-02-04T04:24:24.529631Z","packages":[{"ecosystem":"Go","name":"gopkg.in/src-d/go-git.v4","purl":"pkg:golang/gopkg.in/src-d/go-git.v4","ranges":[">=4.7.1"],"fixed":[]},{"ecosystem":"Go","name":"github.com/go-git/go-git/v5","purl":"pkg:golang/github.com/go-git/go-git/v5","ranges":[">=5.0.0 <5.11.0"],"fixed":["5.11.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}