CVE-2025-30346
varnish: Varnish Cache before 7.6.2 and Varnish Enterprise before 6.0.13r10 allow client-side desync via HTTP/1 requests.
CVE-2025-30346 is fixed in varnish on 1 platform, first by DEBIAN-CVE-2025-30346, released March 21, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
4.8
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0031
24th percentile
Varnish Cache before 7.6.2 and Varnish Enterprise before 6.0.13r10 allow client-side desync via HTTP/1 requests.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| varnish · Debian 11.6 (bullseye) | 6.5.1-1+deb11u4 | DLA-4101-1 | Mar 31, 2025 |
| varnish · Debian 12.15 (bookworm) | 7.1.1-2+deb12u1 | DSA-5918-1 | May 13, 2025 |
| varnish · Debian 13.5 (trixie) | 7.7.0-1 | DEBIAN-CVE-2025-30346 | Mar 21, 2025 |
| varnish · opensuse-leap 16.0 | 7.7.3-bp160.1.1 | OPENSUSE-SU-2026:22131-1 | Nov 7, 2026 |
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