CVE-2026-33857

MEDIUM
MEDIUM Priority: 0.02 BB Relevance: 71/100
Published: 2026-05-04 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: Low
I: None
A: None

Description

Out-of-bounds Read vulnerability in mod_proxy_ajp of Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
apache http_server < 2.4.67

References & Advisories (2)

Bug Bounty Relevance

71 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

5.3 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploitation Probability

0.39%
Raw Score 0.003930
Percentile 33.4%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00393
2026-10-28
0.00393

Intelligence Sources

nvd ref →