CVE-2026-93546

Public on 2026-10-01
Modified on 2026-10-03
Description
Integer overflow in mod_dav_fs in Apache HTTP Server through 2.4.68 allows an authenticated WebDAV client with write access to crash worker processes and persistently corrupt a directory's property database via PROPPATCH requests declaring many XML namespaces.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
5.4
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core httpd Pending Fix
Amazon Linux 2023 httpd Pending Fix
Amazon Linux 2027 Preview httpd Pending Fix

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-93546 Mitre: CVE-2026-93546