CVE-2026-42536
HighAdvisory
Published 8 Jun 2026In the index since 6 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.010
- 62nd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 54
- of 17,781 indexed, latest versions
- Container images
- 51
- deployed by those charts
- Fix available
- 3 of 3
- affected packages
Apache HTTP Server: mod_xml2enc heap overflow
Carried by container images the latest versions of 54 of 17,781 indexed charts deploy, on 51 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| apache2deb | 2.4.41-4ubuntu3.11, 2.4.41-4ubuntu3.12, 2.4.41-4ubuntu3.14, 2.4.41-4ubuntu3.17+17 more | 2.4.41-4ubuntu3.23+esm5, 2.4.52-1ubuntu4.23, 2.4.58-1ubuntu8.15, 2.4.68-1~deb12u1+1 more | 43 |
| apachebitnami | 2.4.54-157, 2.4.65-1, 2.4.68-1, 2.4.68-8 | 2.4.68 | 4 |
| apache2apk | 2.4.62-r0, 2.4.63-r4, 2.4.66-r0, 2.4.67-r0 | 2.4.68-r0 | 4 |
- OSV records
- ALPINE-CVE-2026-42536BIT-apache-2026-42536DEBIAN-CVE-2026-42536UBUNTU-CVE-2026-42536
- Also known as
- USN-8516-1, USN-8571-1
Charts affected
54 by stars
Container images carrying it
51 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| registry.gitlab.com/ | d76185d7270d | apache2 | 2.4.68-1~deb12u1 | 1 |