CVE-2026-34032

MEDIUM 5.3

Apache HTTP Server: mod_proxy_ajp: Heap Buffer Over-Read Due to Missing Null-Termination Check (ajp_msg_get_string)

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

Improper Null Termination, Out-of-bounds Read vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

CWE	CWE-170 CWE-125
Vendor	apache software foundation
Product	apache http server
Published	May 4, 2026
Last Updated	May 4, 2026

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Affected Versions

Apache Software Foundation / Apache HTTP Server

0 ≤ 2.4.66

References

NVD ↗ CVE.org ↗ EPSS Data ↗

httpd.apache.org: https://httpd.apache.org/security/vulnerabilities_24.html

Credits

Tianshuo Han (<[email protected]>) Jérôme Djouder