Buffer Overflow in Apache HTTP Server Affects Multiple Versions
CVE-2026-34355

7.5HIGH

Key Information:

Vendor: Apache
Status: Apache Http Server
Vendor: CVE Published:; 8 June 2026

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What is CVE-2026-34355?

false

Affected Version(s)

Apache HTTP Server 2.4.0 <= 2.4.67

References

https://httpd.apache.org/security/vulnerabilities_24.html

vendor-advisory

CVSS V3.1

Score:

7.5

Severity:

HIGH

Confidentiality:

None

Integrity:

None

Availability:

None

Attack Vector:

Network

Attack Complexity:

Low

Privileges Required:

None

User Interaction:

None

Scope:

Unchanged

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Timeline

Vulnerability published
Jun 8, 2026
Vulnerability Reserved
Mar 27, 2026

Credit

Elhanan Haenel

Junhui Lee

CVE-2026-34355 Data

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