SiYuan before v3.8.2 contains an unbounded resource consumption vulnerability in the request-concurrency middleware that retains mutex entries for every unique request path without eviction. Unauthenticated attackers can send numerous unique request paths to permanently increase process memory and synchronization overhead, degrading availability.
Metrics
Affected Vendors & Products
References
History
Fri, 04 Sep 2026 16:30:00 +0000
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ssvc
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Fri, 04 Sep 2026 14:30:00 +0000
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Siyuan
Siyuan siyuan |
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Siyuan
Siyuan siyuan |
Fri, 04 Sep 2026 11:45:00 +0000
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| Description | SiYuan before v3.8.2 contains an unbounded resource consumption vulnerability in the request-concurrency middleware that retains mutex entries for every unique request path without eviction. Unauthenticated attackers can send numerous unique request paths to permanently increase process memory and synchronization overhead, degrading availability. | |
| Title | SiYuan before v3.8.2 Unbounded Memory Consumption via ControlConcurrency | |
| First Time appeared |
B3log
B3log siyuan |
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| Weaknesses | CWE-400 | |
| CPEs | cpe:2.3:a:b3log:siyuan:*:*:*:*:*:*:*:* | |
| Vendors & Products |
B3log
B3log siyuan |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-04T11:29:52.754Z
Updated: 2026-09-04T16:03:39.767Z
Reserved: 2026-09-04T10:56:22.465Z
Link: CVE-2026-85585
Updated: 2026-09-04T16:03:21.047Z
Status : Deferred
Published: 2026-09-04T12:17:20.593
Modified: 2026-09-08T20:05:53.177
Link: CVE-2026-85585
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