CVE-2026-81291

Received Received - Intake

Unauthenticated XSS in Uncode <= 2.12.7

Publication date: 2026-08-31

Last updated on: 2026-08-31

Assigner: Patchstack

Description

Unauthenticated Cross Site Scripting (XSS) in Uncode <= 2.12.7 versions.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-31

Last Modified

2026-08-31

Generated

2026-09-01

AI Q&A

2026-09-01

EPSS Evaluated

N/A

NVD

CVE-2026-81291

Affected Vendors & Products

Vendor	Product	Version / Range
uncode	uncode	to 2.12.7 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This is an Unauthenticated Cross Site Scripting (XSS) vulnerability affecting Uncode versions up to and including 2.12.7. XSS allows attackers to inject malicious scripts into web pages viewed by other users without needing authentication.

Impact Analysis

An attacker could exploit this to steal user sessions, deface websites, or redirect users to malicious sites. Since no authentication is required, any user visiting a vulnerable site could be affected.

Compliance Impact

This vulnerability could lead to data breaches, violating GDPR's data protection requirements and HIPAA's security rules. Organizations may face fines or penalties for failing to protect user data from such exploits.

Mitigation Strategies

Update Uncode to the latest version beyond 2.12.7 to patch the XSS vulnerability. If immediate update is not possible, consider disabling or restricting access to vulnerable components until patched.

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