What is CVE-2026-25480?

CVE-2026-25480 is a medium-severity vulnerability in Litestar-org Litestar, classified under CWE-176. CVSS score: 6.5/10. Published 2026-02-09.

How severe is CVE-2026-25480?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Litestar-org Litestar

CVE-2026-25480

Litestar is an Asynchronous Server Gateway Interface (ASGI) framework. Prior to 2.20.0, FileStore maps cache keys to filenames using Unicode NFKD normalization and ord() substitution without separators, creating key collisions. When FileSt…

EPSS: 0.000 (6.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Litestar-org Litestar — versions < 2.20.0

Weakness classification (CWE)

CWE-176

References

https://github.com/litestar-org/litestar/security/advisories/GHSA-vxqx-rh46-q2pg (x_refsource_CONFIRM)
https://github.com/litestar-org/litestar/commit/85db6183a76f8a6b3fd6ee3c88d860b9f37a2cca (x_refsource_MISC)
https://docs.litestar.dev/2/release-notes/changelog.html#2.20.0 (x_refsource_MISC)
https://github.com/litestar-org/litestar/releases/tag/v2.20.0 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-25480?: CVE-2026-25480 is a medium-severity vulnerability in Litestar-org Litestar, classified under CWE-176. CVSS score: 6.5/10. Published 2026-02-09.
How severe is CVE-2026-25480?: Medium severity. CVSS v3 base score is 6.5 out of 10.