August 10, 2026

CVE Watchtower


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CVE-2026-34356NVD

Vulnerability Summary

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie*

This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

Users are recommended to upgrade to version 2.4.68, which fixes the issue.
Severity Level
HIGH(7.5)
Published Date
Jun 8, 2026
Last Modified
Jul 23, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.71%Probability
Root Weakness (CWE)
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh