CVE-2025-65956

Name: CVE-2025-65956
Creator: NVD / NIST
Published: 2025-11-26T00:15:50.77+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2025-65956 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Formwork is a flat file-based Content Management System (CMS). Prior to version 2.2.0, inserting unsanitized data into the blog tag field results in stored cross‑site scripting (XSS). EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

Formwork is a flat file-based Content Management System (CMS). Prior to version 2.2.0, inserting unsanitized data into the blog tag field results in stored cross‑site scripting (XSS). Any user with credentials to the Formwork CMS who accesses or edits an affected blog post will have attacker‑controlled script executed in their browser. The issue is persistent and impacts privileged administrative workflows. This issue has been patched in version 2.2.0.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.17%

7.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Formwork Project	Formwork	< 2.2.0

References

https://github.com/getformwork/formwork/commit/4abcd60ae7692b46d316f956b0b20fb85336f3b2Patch
https://github.com/getformwork/formwork/pull/791Issue Tracking, Patch
https://github.com/getformwork/formwork/security/advisories/GHSA-7j46-f57w-76pjExploit, Third Party Advisory
https://github.com/getformwork/formwork/security/advisories/GHSA-7j46-f57w-76pjExploit, Third Party Advisory

Timeline

Published: Nov 26, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-65956?

How severe is CVE-2025-65956?

CVE-2025-65956 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2025-65956?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-65956?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST