SiYuan before v3.7.3 Stored and Reflected XSS via SVG Sanitizer Bypass

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-66394 · Microsoft / collected KEV context

GHSA-99rq-75j6-5j9f

GO-2026-6364

cve-program · CVE-2026-66394

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-99rq-75j6-5j9f
• https://www.vulncheck.com/advisories/siyuan-before-stored-and-reflected-xss-via-svg-sanitizer-bypass

nvd · CVE-2026-66394

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-99rq-75j6-5j9f
• https://www.vulncheck.com/advisories/siyuan-before-stored-and-reflected-xss-via-svg-sanitizer-bypass

osv · GHSA-99rq-75j6-5j9f

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-99rq-75j6-5j9f
• https://github.com/siyuan-note/siyuan/commit/f08dee71ba8e087a395d74f121de11e6a997ef14
• https://github.com/siyuan-note/siyuan
• https://github.com/siyuan-note/siyuan/releases/tag/v3.7.3

osv · GO-2026-6364

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-99rq-75j6-5j9f
• https://github.com/siyuan-note/siyuan/commit/f08dee71ba8e087a395d74f121de11e6a997ef14
• https://github.com/siyuan-note/siyuan/releases/tag/v3.7.3

No related operational record is retained in the current change model.