CVE-2026-55808

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 51/100
Published: 2026-07-10 Modified: 2026-10-25 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity Scope Change

CVSS Vector Breakdown

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

Description

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS). This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0.0 to 11.0.*, from 0.0.0 to 11.1.*.

Weakness Classification (1)

Affected Software (4)

VendorProductVersion
drupal drupal < 10.5.12
drupal drupal 10.6.0 – 10.6.11
drupal drupal 11.0.0 – 11.2.14
drupal drupal 11.3.0 – 11.3.12

References & Advisories (1)

Bug Bounty Relevance

51 / 100
✓ Network accessible
✓ Low complexity

CVSS Score

5.4 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS — Exploitation Probability

0.27%
Raw Score 0.002730
Percentile 19.7%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00273
2026-10-28
0.00273

Intelligence Sources

nvd ref →