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GHSA-H4V5-CRX2-3CV4 SiYuan: Non-administrator responses from /api/system/getConf omit three secrets that the configuration-export path explicitly strips, disclosing the session-cookie signing key and the OS username to anonymous readers

🗓️ 04 Sep 2026 21:16:48Reported by GoogleType 
osv
 osv🔗 osv.dev👁 6 Views

SiYuan /api/system/getConf exposes cookie signing key, OS username, and notebook key to readers.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB		CVE-2026-72793
12 Aug 202619:07
–attackerkb
circl
Circl		CVE-2026-72793
14 Aug 202623:10
–circl
cve
CVE		CVE-2026-72793
12 Aug 202619:07
–cve
cvelist
Cvelist		CVE-2026-72793 SiYuan before v3.7.4 Information Disclosure via /api/system/getConf
12 Aug 202619:07
–cvelist
euvd
EUVD		EUVD-2026-57453
4 Sep 202621:16
–euvd
github
Github Security Blog		Duplicate Advisory: Non-administrator responses from /api/system/getConf omit three secrets that the configuration-export path explicitly strips, disclosing the session-cookie signing key and the OS username to anonymous readers
12 Aug 202621:31
–github
github
Github Security Blog		SiYuan: Non-administrator responses from /api/system/getConf omit three secrets that the configuration-export path explicitly strips, disclosing the session-cookie signing key and the OS username to anonymous readers
4 Sep 202621:16
–github
nvd
NVD		CVE-2026-72793
12 Aug 202620:17
–nvd
ptsecurity
Positive Technologies		PT-2026-71235
12 Aug 202600:00
–ptsecurity
vulnrichment
Vulnrichment		CVE-2026-72793 SiYuan before v3.7.4 Information Disclosure via /api/system/getConf
12 Aug 202619:07
–vulnrichment

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04 Sep 2026 21:30Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.18.6
EPSS0.00241
SiYuanInformation DisclosureCookie Signing KeygetConf EndpointBlocklist MaskingOS UsernameNotebook Crypto
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