CVE-2026-39823

ADVISORY - nist

Summary

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the attribute, the escaper would fail to similarly escape it, leading to XSS.

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-noinfo⁠

Impacted images

Advisories

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