CVE-2026-53962

MEDIUM

5.4

CVSS Severity Score

EPSS Score0.0000%

EPSS Percentile0.00th

Published2026-07-09

Last Modified2026-07-14

Data SourcesNVD

Vulnerability Description

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

Affected Platforms (CPE)

No CPE configurations currently published for this record.

References & Advisories

🔗 https://github.com/discourse/discourse/commit/3ee8343cd7f00d59d8513bee0a12e02d50bfc358

🔗 https://github.com/discourse/discourse/commit/810c2715799fd08b06fd6ffc664d9562fe9ea6ff

🔗 https://github.com/discourse/discourse/commit/92a699d89b84685b6fdd63cd0d0e371793c69dad

🔗 https://github.com/discourse/discourse/commit/b8ceb49f4ba52257be30eb3c2ce51a5bf03be5fe

🔗 https://github.com/discourse/discourse/releases/tag/v2026.1.5

🔗 https://github.com/discourse/discourse/releases/tag/v2026.4.2

🔗 https://github.com/discourse/discourse/releases/tag/v2026.5.1

🔗 https://github.com/discourse/discourse/releases/tag/v2026.6.0

Vulnerability Description

Affected Platforms (CPE)

References & Advisories

相关漏洞威胁