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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 2026 21:31:41Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 5 Views

SiYuan before v3.7.4 /api/system/getConf leaks session-cookie key and OS username to anonymous users.

Related
Detection
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		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
osv
OSV		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
4 Sep 202621:16
–osv
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
Vulners
Node
siyuan-notesiyuanRange≤3.7.3go

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04 Sep 2026 21:16Current
CVSS 3.18.6
CVSS 49.2
EPSS0.00241
SSVC
CWE-522
SiYuaninformation disclosuresession cookie forgerygetConf endpointprivilege escalationanonymous access
5