What is CVE-2026-40086?

CVE-2026-40086 is a medium-severity vulnerability in Danielgatis Rembg, classified under Path Traversal. CVSS score: 5.3/10. Published 2026-04-10.

How severe is CVE-2026-40086?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Path Traversal in Danielgatis Rembg

CVE-2026-40086

Rembg is a tool to remove images background. Prior to 2.0.75, a path traversal vulnerability in the rembg HTTP server allows unauthenticated remote attackers to read arbitrary files from the server's filesystem. By sending a crafted reques…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (22.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Danielgatis Rembg — versions < 2.0.75

Weakness classification (CWE)

References

https://github.com/danielgatis/rembg/security/advisories/GHSA-3wqj-33cg-xc48 (x_refsource_CONFIRM)
https://github.com/danielgatis/rembg/commit/7c76d3cdc5757ffbda6a76664b24cfbecdb80273 (x_refsource_MISC)
https://github.com/danielgatis/rembg/releases/tag/v2.0.75 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-40086?: CVE-2026-40086 is a medium-severity vulnerability in Danielgatis Rembg, classified under Path Traversal. CVSS score: 5.3/10. Published 2026-04-10.
How severe is CVE-2026-40086?: Medium severity. CVSS v3 base score is 5.3 out of 10.