Apache 2.4.68 - Path Handling Vulnerability in mod_dav_fs (CVE-2026-42535)
CVE-2026-42535 Published on June 8, 2026
Apache HTTP Server: mod_dav_fs protected directory access
A path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly manipulate trusted DAV property databases, potentially causing child process crashes.
Users are recommended to upgrade to version 2.4.68, which fixes this issue.
Vulnerability Analysis
CVE-2026-42535 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity and availability.
Timeline
Report received
fixed in 2.4.x by r1935013 39 days later.
2.4.68 released 3 days later.
Weakness Type
Exposure of Resource to Wrong Sphere
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.
Products Associated with CVE-2026-42535
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Affected Versions
Apache Software Foundation Apache HTTP Server:- Before and including 2.4.67 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.