What is CVE-2026-52726?

CVE-2026-52726 is a high-severity vulnerability in Jelmer Dulwich, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-06-10.

How severe is CVE-2026-52726?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Jelmer Dulwich

CVE-2026-52726

Dulwich is a pure-Python implementation of the Git file formats and protocols. Starting in version 0.23.2 and prior to version 1.2.5, `dulwich.porcelain.submodule_update`, and by extension `porcelain.clone(..., recurse_submodules=True)`, m…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.004 (36.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Jelmer Dulwich — versions >= 0.23.2, < 1.2.5

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-52726?: CVE-2026-52726 is a high-severity vulnerability in Jelmer Dulwich, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-06-10.
How severe is CVE-2026-52726?: High severity. CVSS v3 base score is 7.5 out of 10.