What’s Vulnerable › Vulnerabilities

CVE-2025-67634: Software Acquisition Guide Supplier Response Web Tool XSS

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-12 · updated 2026-10-07
• Weakness: CWE-79

Description

The CISA Software Acquisition Guide Supplier Response Web Tool before 2025-12-11 was vulnerable to cross-site scripting via text fields. If an attacker could convince a user to import a specially-crafted JSON file, the Tool would load JavaScript from the file into the page. The JavaScript would execute in the context of the user's browser when the user submits the page (clicks 'Next').

Affected products

• CISA Software Acquisition Guide Tool: before 2025-12-11 — fixed in 2025-12-11

How to fix

Upgrade to a fixed version: CISA Software Acquisition Guide Tool 2025-12-11. Check the vendor advisory for mitigations.

References

• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-345-01.json
• https://www.cisa.gov/software-acquisition-guide/tool
• https://www.cve.org/CVERecord?id=CVE-2025-67634

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