Debian/spip: critical 9.8
SPIP before 4.4.21 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to code injection via an X-Spip-Filtre HTTP request heade
Action: Upgrade spip to 4.4.21+dfsg-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.4.21+dfsg-1 | - |
Fixed versions
| 4.4.21+dfsg-1 |
Sources
- osv: DEBIAN-CVE-2026-77806#Debian:14/spip
- https://security-tracker.debian.org/tracker/CVE-2026-77806
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