0.0
NA
CVE-2026-3999
Apache HTTP Server Privilege Escalation Vulnerability
Description

A broken access control may allow an authenticated user to perform a horizontal privilege escalation. The vulnerability only impacts specific configurations.

INFO

Published Date :

March 13, 2026, 10:23 a.m.

Last Modified :

March 13, 2026, 10:23 a.m.

Remotely Exploit :

No

Source :

None
Affected Products

The following products are affected by CVE-2026-3999 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Fix broken access control to prevent horizontal privilege escalation by validating user permissions.
  • Validate user permissions rigorously.
  • Implement proper authorization checks.
  • Test all access control scenarios.
  • Review and harden configurations.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-3999.

URL Resource
https://docs.pointsharp.com/psa/advisories/psa-2026-001.html vendor-advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-3999 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-3999 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-3999 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.