CVE-2026-32940: SiYuan has a SanitizeSVG bypass via data:text/xml in getDynamicIcon (incomplete fix for )

CVE-2026-32940 · Severity: low · CVSS 3.1 · Published 2026-03-26

SiYuan has a SanitizeSVG bypass via data:text/xml in getDynamicIcon (incomplete fix for CVE-2026-29183) in github.com/siyuan-note/siyuan

Technologies: github.com/siyuan-note/siyuan (Go). Vendors: Go.

Quick answers

Is CVE-2026-32940 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-32940 being exploited in the wild.
How severe is CVE-2026-32940?
Low severity, with a CVSS score of 3.1, published 26 March 2026.
Which products and versions are affected?
github.com/siyuan-note/siyuan (Go) SEMVER:introduced=0, SEMVER:introduced=0,last_affected=0.0.0-20260313024916-fd6526133bb3.
Is there a fix for CVE-2026-32940?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2026-32940?
Check whether you run github.com/siyuan-note/siyuan (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • github.com/siyuan-note/siyuan (Go) SEMVER:introduced=0, SEMVER:introduced=0,last_affected=0.0.0-20260313024916-fd6526133bb3

Identifiers

  • CVE-2026-32940
  • GHSA-4mx9-3c2h-hwhg
  • GO-2026-4721

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