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CVE

DEBIAN-CVE-2026-28780

Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server.
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CVE

DEBIAN-CVE-2026-28780

Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server.

Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to modproxyajp 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.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
-
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
C
H
U
-

Related Resources

No items found.

References

https://security-tracker.debian.org/tracker/CVE-2026-28780

Severity

9.8

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
9.8
EPSS Probability
0%
EPSS Percentile
0%
Introduced Version
0
Fix Available
2.4.67-1~deb12u2,2.4.67-1~deb13u2

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