CVE-2026-25854

MEDIUM
MEDIUM Priority: 0.03 BB Relevance: 62/100
Published: 2026-04-09 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth Scope Change

CVSS Vector Breakdown

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

Description

Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, from 8.5.30 through 8.5.100. Other, unsupported versions may also be affected Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.

Weakness Classification (1)

Affected Software (6)

VendorProductVersion
apache tomcat 9.0.1 – 9.0.116
apache tomcat 9.0.0
apache tomcat 9.0.0
apache tomcat 9.0.0
apache tomcat 9.0.0
apache tomcat 9.0.0

References & Advisories (2)

Bug Bounty Relevance

62 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

6.1 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS — Exploitation Probability

0.53%
Raw Score 0.005260
Percentile 44.5%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00526
2026-10-28
0.00526

Intelligence Sources

nvd ref →