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Status published
Unknown
CVE-2025-53020
Apache HTTP Server: HTTP/2 DoS by Memory Increase
Vulnerability Description
Late Release of Memory after Effective Lifetime vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: from 2.4.17 up to 2.4.63. Users are recommended to upgrade to version 2.4.64, which fixes the issue.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Gal Bar Nahum
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Affected Vendor
Apache Software Foundation
View all reports →Affected Software
Apache HTTP Server
Vulnerable Versions:
2.4.17
Timeline
Official Publish:
July 10th, 2025
Last Modified:
November 4th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available