CVE-2026-1642
nginxVulnerabilityCVSS 8.2Patched
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 : 8.2 HIGH · CVSS 3.1 : 5.9 MEDIUM
Attack vectorNetwork (remote)
Attack complexityLow
Attack requirementsPresent
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Subsequent confidentialityNone
Subsequent integrityNone
Subsequent availabilityNone
Vector: AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/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 |
|---|---|---|---|---|
| Debian:11 | nginx | - | 1.18.0-6.1+deb11u6 | fixed |
| Debian:12 | nginx | - | 1.22.1-9+deb12u4 | fixed |
| Debian:13 | nginx | - | 1.26.3-3+deb13u2 | fixed |
| Debian:14 | nginx | - | 1.28.1-3 | fixed |
| Ubuntu:Pro:14.04:LTS | nginx | - | 1.4.6-1ubuntu3.9+esm6 | fixed |
| Ubuntu:Pro:16.04:LTS | nginx | - | 1.10.3-0ubuntu0.16.04.5+esm7 | fixed |
| Ubuntu:Pro:18.04:LTS | nginx | - | 1.14.0-0ubuntu1.11+esm2 | fixed |
| Ubuntu:Pro:20.04:LTS | nginx | - | 1.18.0-0ubuntu1.7+esm1 | fixed |
| Ubuntu:22.04:LTS | nginx | - | 1.18.0-6ubuntu14.8 | fixed |
| Ubuntu:24.04:LTS | nginx | - | 1.24.0-2ubuntu7.6 | fixed |
| Ubuntu:25.10 | nginx | - | 1.28.0-6ubuntu1.1 | fixed |
| Ubuntu:26.04:LTS | nginx | - | 1.28.1-3ubuntu1 | fixed |
| openSUSE:Tumbleweed | nginx | - | 1.29.5-1.1 | fixed |
| Red Hat:enterprise_linux:9::appstream | nginx | - | 1:1.24.0-5.module+el9.7.0+24009+e763bdd7.1 | fixed |
| Red Hat:enterprise_linux:9::appstream | nginx | - | 2:1.26.3-2.module+el9.7.0+24008+f3da7534 | fixed |
| Red Hat:enterprise_linux:10.1 | nginx | - | 2:1.26.3-2.el10_1 | fixed |
| Red Hat:enterprise_linux:8::appstream | nginx | - | 1:1.24.0-2.module+el8.10.0+24013+f603d2af | fixed |
| Red Hat:enterprise_linux:9::appstream | nginx | - | 2:1.20.1-24.el9_7.1 | fixed |
| Red Hat:rhel_eus:9.6::appstream | nginx | - | 2:1.20.1-22.el9_6.4 | fixed |
| Red Hat:rhel_eus:9.4::appstream | nginx | - | 1:1.20.1-16.el9_4.4 | fixed |
| Red Hat:rhel_e4s:9.2::appstream | nginx | - | 1:1.20.1-14.el9_2.4 | fixed |
| Red Hat:rhel_eus:9.6::appstream | nginx | - | 1:1.24.0-4.module+el9.6.0+24139+44cdd49a.1 | fixed |
| Red Hat:enterprise_linux_eus:10.0 | nginx | - | 2:1.26.3-1.el10_0.3 | fixed |
| Red Hat:rhel_eus:9.4::appstream | nginx | - | 1:1.24.0-1.module+el9.4.0+24149+3a2a68ad.3 | fixed |
| Red Hat:rhel_e4s:9.0::appstream | nginx | - | 1:1.20.1-10.el9_0.2 | fixed |
| Red Hat:rhel_eus:9.6::appstream | nginx | - | 2:1.26.3-1.module+el9.6.0+24147+8a39592f.1 | fixed |
| Red Hat:hummingbird:1 | nginx | - | 0:1.30.0-1.hum1 | fixed |