CVE-2026-40395 — Denial of Service
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CVE-2026-40395 — Varnish Enterprise before 6.0.16r12 allows a "workspace overflow" denial of service (daemon panic) for shared VCL. The headerplus.write_req0() function from vmod_headerplus updates the underlying req0, which is normally the original read-only request from which req is derived (reada
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-40395 | vulnerability | CVE-2026-40395 |
| CWE-770 | weakness | CWE-770 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 12, 2026 at 23:16 UTC |
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