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Back to active CVEs
Medium · CVSS 5.3CVE-2026-82652

SiYuan before v3.8.1 Information Disclosure via Publish AccessCVE-2026-82652

Answer in brief

CVE-2026-82652 records a Medium severity (CVSS 5.3) vulnerability in SiYuan before v3.8.1 Information Disclosure via Publish Access. The current sources do not mark it as known exploited. The current feed maps siyuan-note/siyuan (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 30, 2026Updated Aug 31, 2026Source checked Oct 14, 2026First seen by HOL Aug 30, 2026Material review Aug 31, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.3
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 5.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps siyuan-note/siyuan (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
siyuan-note/siyuangeneric>=0 <3.8.13.8.1

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for siyuan-note/siyuan.
  2. 2Review the reported fix. Update siyuan-note/siyuan to 3.8.1 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Aug 30, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Aug 31, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 30, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencevulncheck.com
Upstream source description

SiYuan before v3.8.1 fails to filter invisible-tier content from SQL embed blocks, attribute-view keys, and attribute-view backlinks in publish mode. Anonymous readers can enumerate invisible content through these three listing mechanisms despite admin configuration marking content unlisted.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Insufficient Authorization and User Boundary Validation in Omada Controller MSPSame generic ecosystem
  • Improper Authorization in TP-Link Omada Controller TLS Certificate and Private Key Management APISame generic ecosystem
  • Password Reset Code Accessible in User Listing APISame generic ecosystem
  • Praat Model Loader whisper.cpp whisper_model_load out-of-bounds writeSame generic ecosystem
  • qs.stringify with arrayFormat comma throws TypeError on array elements that cannot be coerced to a stringSame generic ecosystem
  • FreeRDP 3.0.0 before 3.32.0 Null Pointer Dereference via rdpsnd FragmentSame generic ecosystem

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-668
Source
CVE List V5
Source checked
Oct 14, 2026
References
2 linked sources
Open source record