CVE-2026-42530
nginxVulnerabilityCVSS 9.2Patched
No public exploitation has been reported so far. A fixed version is available (see the table below).
Recommended action: Update to the fixed version listed for your distribution using the native package manager.
Severity metrics
CVSS 4.0 : 9.2 CRITICAL · CVSS 3.1 : 8.1 HIGH
Attack vectorNetwork (remote)
Attack complexityHigh
Attack requirementsNone
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Subsequent confidentialityNone
Subsequent integrityNone
Subsequent availabilityNone
Vector: AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| openSUSE:Tumbleweed | nginx | - | 1.31.2-1.1 | fixed |
| Red Hat:hummingbird:1 | nginx | - | 0:1.30.2-1.hum1 | fixed |