CVE-2026-28780
Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server. If mod_proxy_ajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to mod_proxy_ajp and cause it to write 4 attacker controlled bytes after the end of a heap based buffer. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.
- Affected products
- Apache Http Server, Linuxmint, Red Os, Rocky Linux, Ubuntu
- Apache Http Server
- < 2.4.67
- Fix
- Available
- CVSS 3.1
- 9.8 CRITICAL
- EPSS
- 1.4% (69th percentile)
- Weakness
- CWE-787, CWE-122
- NVD status
- Modified
- Published
- 2026-05-05
CVE-2026-28780 at NVD
No indexed exploits for CVE-2026-28780 yet
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