CVE-2025-9550 | Facets - Moderately critical - Cross Site Scripting - SA-CONTRIB-2025-100

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Facets allows Cross-Site Scripting (XSS).This issue affects Facets: from 0.0.0 before 2.0.10, from 3.0.0 before 3.0.1.

Published: 2025-10-10 Last update: 2026-01-05 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-9550 is rated Low Risk (26.3/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.02%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-9550

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-03-08 0.06% 0.02% -0.03%
2 2026-02-09 0.03% 0.06% +0.03%
3 2025-10-11 0.03%

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-9550

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.1 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
2.8 2.7 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2025-9550

Affected software / configurations for CVE-2025-9550

Vendor Product Version Raw CPE
facets_project facets < 2.0.10 cpe:2.3:a:facets_project:facets:*:*:*:*:*:drupal:*:*
facets_project facets >= 3.0.0, < 3.0.1 cpe:2.3:a:facets_project:facets:*:*:*:*:*:drupal:*:*

References for CVE-2025-9550

URL Tags
https://www.drupal.org/sa-contrib-2025-100 Patch Vendor Advisory
cvelogic Threat Intelligence