CVE-2026-82652

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-08-30. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
39(Track)
EG Risk 39/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
11%
KEV
Not listed

Published

August 30, 2026

Last Modified

August 31, 2026

Advisory Details (2)

Auto-updated Aug 30, 2026
Patch available. Sources: github.
generic

SiYuan before v3.8.1 Information Disclosure via Publish Access | Advisories | VulnCheck

https://www.vulncheck.com/advisories/siyuan-before-3.8.1-information-disclosure-via-publish-access
github Patch Available

Publish-mode "invisible" content is not filtered from SQL embed blocks, attribute-view keys, or attribute-view backlinks · Advisory · siyuan-note/siyuan · GitHub

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-2pgf-jv7c-q7rx

Vendor Advisories for CVE-2026-82652(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 16× in last 7d / 57× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-20 03:26 UTCEG score recompute
  2. 2026-09-20 03:26 UTCGHSA enrichment
  3. 2026-09-19 01:49 UTCEG score recompute
  4. 2026-09-19 01:49 UTCGHSA enrichment
  5. 2026-09-18 19:28 UTCEPSS rescore
  6. 2026-09-18 00:13 UTCEG score recompute
  7. 2026-09-18 00:13 UTCGHSA enrichment
  8. 2026-09-16 22:36 UTCEG score recompute
  9. 2026-09-16 22:36 UTCGHSA enrichment
  10. 2026-09-16 14:08 UTCEPSS rescore
  11. 2026-09-16 05:15 UTCEPSS rescore
  12. 2026-09-15 20:55 UTCEG score recompute
  13. 2026-09-15 20:55 UTCGHSA enrichment
  14. 2026-09-15 03:12 UTCEPSS rescore
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-14 18:44 UTCGHSA enrichment
  17. 2026-09-13 17:04 UTCEG score recompute
  18. 2026-09-13 17:04 UTCGHSA enrichment
  19. 2026-09-12 15:27 UTCEG score recompute
  20. 2026-09-12 15:27 UTCGHSA enrichment
  21. 2026-09-11 14:53 UTCEPSS rescore
  22. 2026-09-11 14:53 UTCEPSS rescore
  23. 2026-09-11 13:47 UTCEG score recompute
  24. 2026-09-11 13:47 UTCGHSA enrichment
  25. 2026-09-10 12:10 UTCEG score recompute
Show 32 more
  1. 2026-09-10 12:10 UTCGHSA enrichment
  2. 2026-09-09 10:34 UTCEG score recompute
  3. 2026-09-09 10:33 UTCGHSA enrichment
  4. 2026-09-08 22:01 UTCEPSS rescore
  5. 2026-09-08 08:43 UTCEG score recompute
  6. 2026-09-08 08:43 UTCGHSA enrichment
  7. 2026-09-07 06:57 UTCEG score recompute
  8. 2026-09-07 06:57 UTCGHSA enrichment
  9. 2026-09-06 13:48 UTCEPSS rescore
  10. 2026-09-06 05:15 UTCEG score recompute
  11. 2026-09-06 05:15 UTCGHSA enrichment
  12. 2026-09-05 15:31 UTCEPSS rescore
  13. 2026-09-05 03:38 UTCEG score recompute
  14. 2026-09-05 03:38 UTCGHSA enrichment
  15. 2026-09-04 05:07 UTCEPSS rescore
  16. 2026-09-04 02:01 UTCGHSA enrichment
  17. 2026-09-03 00:24 UTCEG score recompute
  18. 2026-09-03 00:24 UTCGHSA enrichment
  19. 2026-09-02 14:12 UTCEPSS rescore
  20. 2026-09-01 22:46 UTCEG score recompute
  21. 2026-09-01 22:46 UTCGHSA enrichment
  22. 2026-09-01 13:54 UTCEPSS rescore
  23. 2026-09-01 04:40 UTCEPSS rescore
  24. 2026-09-01 04:40 UTCEPSS rescore
  25. 2026-08-31 21:08 UTCGHSA enrichment
  26. 2026-08-31 17:24 UTCEG score recompute
  27. 2026-08-31 17:24 UTCGHSA enrichment
  28. 2026-08-31 16:55 UTCEG score recompute
  29. 2026-08-31 16:54 UTCGHSA enrichment
  30. 2026-08-30 15:18 UTCEG score recompute
  31. 2026-08-30 14:37 UTCEG score recompute
  32. 2026-08-30 14:34 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-82652?
CVE-2026-82652 is a medium vulnerability published on August 30, 2026. 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.
When was CVE-2026-82652 disclosed?
CVE-2026-82652 was first published in the National Vulnerability Database on August 30, 2026, with the most recent update on August 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-82652 actively exploited?
CVE-2026-82652 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 89.1% of all scored CVEs.
What is the CVSS score of CVE-2026-82652?
CVE-2026-82652 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-82652?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82652, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-82652

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