CVE-2025-54121
python-starlette: denial-of-service when parsing a multi-part form with large files (bsc#1246855).
CVE-2025-54121 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2025-54121, released July 21, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0066
51st percentile
denial-of-service when parsing a multi-part form with large files (bsc#1246855).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| python-starlette · opensuse-leap 15.6 | 0.35.1-150600.3.6.1 | SUSE-SU-2025:02544-1 | Jul 29, 2025 |
| python-starlette · opensuse-leap 16.0 | 0.41.3-160000.3.1 | OPENSUSE-SU-2026:20975-1 | Jun 17, 2026 |
| python-starlette · sles 16.0 | 0.41.3-160000.3.1 | SUSE-SU-2026:22151-1 | Jun 17, 2026 |
| starlette · Debian 12.15 (bookworm) | 0.26.1-1+deb12u1 | DEBIAN-CVE-2025-54121 | Jul 21, 2025 |
| starlette · Debian 13.5 (trixie) | 0.46.1-3 | DEBIAN-CVE-2025-54121 | Jul 21, 2025 |
| starlette · Debian 14 | 0.46.1-3 | DEBIAN-CVE-2025-54121 | Jul 21, 2025 |
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