CVE-2026-68587 — SiYuan before v3.7.3 Information Disclosure via getHeading*Transaction
SiYuan versions before v3.7.3 contain an information disclosure vulnerability in the getHeadingDeleteTransaction, getHeadingLevelTransaction, and getHeadingInsertTransaction end…
Published: 2026-08-03 · CVSS: 9.2 · CVSS 4.0
SiYuan versions before v3.7.3 contain an information disclosure vulnerability in the getHeadingDeleteTransaction, getHeadingLevelTransaction, and getHeadingInsertTransaction endpoints that return rendered block DOM without publish-access checks. Anonymous readers or publish RoleReader tokens can supply a heading block ID to read full rendered content of publish-disabled documents that should be restricted.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7