Is litestar affected by CVE-2026-25480?

PyPI litestar is affected in >=2.19.0 <2.20.0.

Is CVE-2026-25480 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.4%.

medium

CVE-2026-25480

Q: Is CVE-2026-25480 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.4%.

PyPI · litestar

Summary

Litestar's FileStore key canonicalization collisions allow response cache mixup/poisoning (ASCII ord + Unicode NFKD)

Severity: medium
EPSS: 0.4% (p33)
Also known as: GHSA-vxqx-rh46-q2pg
Published: 2026-02-09

References

https://github.com/litestar-org/litestar/security/advisories/GHSA-vxqx-rh46-q2pg
https://nvd.nist.gov/vuln/detail/CVE-2026-25480
https://github.com/litestar-org/litestar/commit/85db6183a76f8a6b3fd6ee3c88d860b9f37a2cca

Related advisories

CVE-2026-48060 — high · PyPI/litestar
CVE-2026-25478 — high · PyPI/litestar
CVE-2025-59152 — high · PyPI/litestar
CVE-2026-48061 — medium · PyPI/litestar
CVE-2026-25479 — medium · PyPI/litestar

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.