CVE-2026-33007 — MEDIUM (5.3)

Q: How severe is CVE-2026-33007?

CVE-2026-33007 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-33007?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server.

Vulnerability Description

A NULL pointer dereference in the mod_authn_socache in Apache HTTP Server 2.4.66 and earlier allows an unauthenticated remote user to crash a child process in a caching forward proxy configuration. Users are recommended to upgrade to version 2.4.67, which fixes this issue.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Apache	Http Server	>= 2.4.0, < 2.4.67

Related Weaknesses (CWE)

CWE-476

References

https://httpd.apache.org/security/vulnerabilities_24.htmlVendor Advisory
http://www.openwall.com/lists/oss-security/2026/05/04/22Mailing ListThird Party Advisory

FAQ

What is CVE-2026-33007?

CVE-2026-33007 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A NULL pointer dereference in the mod_authn_socache in Apache HTTP Server 2.4.66 and earlier allows an unauthenticated remote user to crash a child process in a caching forward proxy configuration. U...

How severe is CVE-2026-33007?

CVE-2026-33007 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-33007?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server.