What is CVE-2026-33762?

CVE-2026-33762 is a low-severity vulnerability in Go-git, classified under Improper Validation of Array Index. CVSS score: 2.8/10. Published 2026-03-31.

How severe is CVE-2026-33762?

Low severity. CVSS v3 base score is 2.8 out of 10.

Vulnerability in Go-git

CVE-2026-33762

go-git is an extensible git implementation library written in pure Go. Prior to version 5.17.1, go-git’s index decoder for format version 4 fails to validate the path name prefix length before applying it to the previously decoded path nam…

EPSS: 0.000 (0.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 2.8 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L.

Affected products

Go-git — versions < 5.17.1

Weakness classification (CWE)

CWE-129 — Improper Validation of Array Index

References

https://github.com/go-git/go-git/security/advisories/GHSA-gm2x-2g9h-ccm8 (x_refsource_CONFIRM)
https://github.com/go-git/go-git/releases/tag/v5.17.1 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-33762?: CVE-2026-33762 is a low-severity vulnerability in Go-git, classified under Improper Validation of Array Index. CVSS score: 2.8/10. Published 2026-03-31.
How severe is CVE-2026-33762?: Low severity. CVSS v3 base score is 2.8 out of 10.