VULNERABILITY INTELLIGENCE

CVE-2026-77806

CVSS score9.8 CRITICAL

EPSS probability4.48%

CISA KEVNot currently listed

Published2026-08-21

Last modified2026-10-15

Description

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 header that is mishandled by analyse_resultat_skel.