CVE-2026-66887

9.4 criticalEPSS 0.3%

Critical (9.4). EPSS 0.3% chance of exploitation in the next 30 days.

The affected products are missing authorization on state-changing CGIs and session checks are not performed.

Severity

9.4 critical

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

9.6 critical

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 25% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2026-09-15
Modified: 2026-09-18
Record from: the NVD, synced 2026-10-19