SiYuan versions before v3.7.4 fail to enforce publish-access checks in the getBlockAttrs and batchGetBlockAttrs endpoints. Attackers can retrieve block attributes including names, aliases, memos, and custom fields from protected documents by sending POST requests with block IDs.
Metrics
Affected Vendors & Products
References
History
Fri, 14 Aug 2026 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
B3log
B3log siyuan |
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| CPEs | cpe:2.3:a:b3log:siyuan:*:*:*:*:*:*:*:* | |
| Vendors & Products |
B3log
B3log siyuan |
Thu, 13 Aug 2026 10:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Siyuan
Siyuan siyuan |
|
| Vendors & Products |
Siyuan
Siyuan siyuan |
Wed, 12 Aug 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Wed, 12 Aug 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | SiYuan versions before v3.7.4 fail to enforce publish-access checks in the getBlockAttrs and batchGetBlockAttrs endpoints. Attackers can retrieve block attributes including names, aliases, memos, and custom fields from protected documents by sending POST requests with block IDs. | |
| Title | SiYuan before v3.7.4 Information Disclosure via getBlockAttrs | |
| Weaknesses | CWE-862 | |
| References |
| |
| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-08-12T19:07:48.459Z
Updated: 2026-08-14T16:52:09.591Z
Reserved: 2026-08-10T15:11:49.794Z
Link: CVE-2026-72803
Updated: 2026-08-12T20:42:06.472Z
Status : Deferred
Published: 2026-08-12T20:17:52.247
Modified: 2026-08-26T16:56:50.830
Link: CVE-2026-72803
No data.