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I. Basic Information for CVE-2026-29169
Vulnerability Information
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Vulnerability Title
Apache HTTP Server: mod_dav_lock indirect lock crash
Source: NVD (National Vulnerability Database)
Vulnerability Description
A NULL pointer dereference in mod_dav_lock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.mod_dav_lock is not used internally by mod_dav or mod_dav_fs. The only known use-case for mod_dav_lock was mod_dav_svn from Apache Subversion earlier than version 1.2.0. Users are recommended to upgrade to version 2.4.66, which fixes this issue, or remove mod_dav_lock.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
Apache Software FoundationApache HTTP Server 0 ~ 2.4.66 -
II. Public POCs for CVE-2026-29169
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III. Intelligence Information for CVE-2026-29169
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IV. Related Vulnerabilities
Same product: Apache HTTP Server
Same vendor: Apache Software Foundation
Same weakness: CWE-476
V. Comments for CVE-2026-29169

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