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CVE-2026-56858: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Go standard library html/templateCVE-2026-56858 0 CVE-2026-56858 is a cross-site scripting (XSS) vulnerability in the Go standard library's html/template package. The flaw allows pathological inputs to prematurely close an unescaped '/' character, enabling injection of arbitrary content controlled by an attacker. This improper neutralization of input during web page generation could lead to XSS attacks. The vulnerability affects specific versions of the Go html/template package. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time. Join the discussion | CVE Database V5 | 08/13/2026, 21:58:53 UTC Added: 08/13/2026, 22:11:58 UTC |
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