CVE-2026-25480
2 advisories.
PyPI/litestar CVE-2026-25480: medium 6.5
Litestar's FileStore key canonicalization collisions allow response cache mixup/poisoning (ASCII ord + Unicode NFKD)
Action: Upgrade litestar to 2.20.0 or later.
pip install litestar==2.20.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.19.0 | 2.20.0 | - |
Fixed versions
| 2.20.0 |
Sources
- osv: GHSA-vxqx-rh46-q2pg
- 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
- https://docs.litestar.dev/2/release-notes/changelog.html#2.20.0
- https://github.com/litestar-org/litestar
- https://github.com/litestar-org/litestar/releases/tag/v2.20.0
CVE-2026-25480 · published · modified · JSON
PyPI/litestar CVE-2026-25480: medium 6.5
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 separator
Action: Upgrade litestar to 2.20.0 or later.
pip install litestar==2.20.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.20.0 | - |
Fixed versions
| 2.20.0 |
Sources
- osv: PYSEC-2026-2197
- https://docs.litestar.dev/2/release-notes/changelog.html#2.20.0
- https://github.com/litestar-org/litestar/releases/tag/v2.20.0
- https://github.com/litestar-org/litestar/commit/85db6183a76f8a6b3fd6ee3c88d860b9f37a2cca
- https://github.com/litestar-org/litestar/security/advisories/GHSA-vxqx-rh46-q2pg
CVE-2026-25480 · published · modified · JSON