What is CVE-2026-44973?

CVE-2026-44973 is a high-severity vulnerability in Go-git Go-billy, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-05-28.

How severe is CVE-2026-44973?

High severity. CVSS v3 base score is 8.1 out of 10.

Path Traversal in Go-git Go-billy

CVE-2026-44973

Billy is an interface filesystem abstraction for Go. Prior to 5.9.0, multiple path traversal issues exist across different components of go-billy. Insufficient path sanitization and boundary enforcement may allow crafted paths (e.g., using…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (18.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Go-git Go-billy — versions < 5.9.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-44973?: CVE-2026-44973 is a high-severity vulnerability in Go-git Go-billy, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-05-28.
How severe is CVE-2026-44973?: High severity. CVSS v3 base score is 8.1 out of 10.