CVE-2026-77647
CRITICAL 9.8EPSS 2.3%
SPIP before 4.4.20 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to incorrect identification of <?php blocks, and var_export's mishandling of certain cases such as presence of a '<' character.
- Affected
- SPIP
- CVSS v3.1 MITRE
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 2.29% chance of exploitation in the next 30 days, 83rd percentile
- Published
- 2026-08-20
- Updated
- 2026-08-21