ETK-2026-2773Zero's internal tracking ID, independent of the CVE number.

waiting for further signalsZero needs more public information before it can validate it.

GHSA-qf37-w288-frvq ↗

no check availablenot proven exploitable
awaiting cvepublic pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).−1.7dkevAttacks confirmed in the real world.
npm siyuan >= 3.6.0
fixed in v3.8.9
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
ETK-2026-2773Zero's internal tracking ID, independent of the CVE number., no cve assigned
pkg:npm/SiYuan
3h 54msince last run
42mAI analysisAnalysis: how long the AI spent reversing this signal.
timeline
0 = cve.org, not yet published
trigger signal −39h40mpublic poc−39h40mwaiting for further signals−3h54m
−36h
−24h
−12h
0

description

SiYuan versions before 3.8.9 can expose excerpts from password-protected published documents through the getDoc search response. An unauthenticated visitor may obtain protected body text when anonymous publishing is enabled and they know a visible document's URL or ID.

mitigation

Upgrade SiYuan to v3.8.9. Until upgrades are complete, enable publish authentication or restrict access to the publish service.

fixed in v3.8.9

check
no
exploit
no
automationDeterministic: a check that runs on its own, the same request on every target. Contextual: an agentic technique that needs to be applied per target, for bugs that depend on contextual flows.
contextual
auth requiredWhether an attacker needs an account first, based on the CVSS vector's Privileges Required.
no
EPSSEstimate of the chance this CVE is exploited in the next 30 days. Refreshed daily.
–
agent run time
42m
cve.org record, t = 0The moment cve.org publishes the CVE in full.
not published yet
Δ to public pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).
−1.7d
Δ to kevAttacks confirmed in the real world.
–

outcome

Contextual, not validated: no deterministic check could cover this one, and no technique passed our review.

source signals

Public signals that triggered or updated the pipeline. These are inputs for the deltas above.

  1. 2026-10-26 03:53Z
  2. 2026-10-26 03:53Z

this entry in the feed

GET /api/v1/feed/ETK-2026-2773

{
  "etk_id": "ETK-2026-2773",
  "cve_id": null,
  "display_id": "ETK-2026-2773",
  "ghsa_id": "GHSA-qf37-w288-frvq",
  "euvd_id": null,
  "status": "published",
  "anchor_state": "awaiting_cve",
  "title": "SiYuan getDoc keyword information disclosure",
  "summary": "SiYuan versions before 3.8.9 can expose excerpts from password-protected published documents through the getDoc search response. An unauthenticated visitor may obtain protected body text when anonymous publishing is enabled and they know a visible document's URL or ID.",
  "mitigation": "Upgrade SiYuan to v3.8.9. Until upgrades are complete, enable publish authentication or restrict access to the publish service.",
  "vendor": "npm",
  "product": "siyuan",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 3.6.0"
      ],
      "ecosystem": "npm",
      "fixed_versions": [
        "v3.8.9"
      ],
      "package_name": "SiYuan",
      "purl": "pkg:npm/SiYuan"
    }
  ],
  "cwes": [
    200
  ],
  "cvss_score": 7.5,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 42.133630866666664,
  "t0_at": null,
  "signals": {
    "public_poc": {
      "at": "2026-10-26T03:53:46+00:00",
      "days": -1.6524452606944444,
      "is_lower_bound": true,
      "measured_at": "2026-10-27T19:33:17.298369+00:00",
      "url": "https://github.com/siyuan-note/siyuan/security/advisories/GHSA-qf37-w288-frvq"
    },
    "trigger_signal": {
      "at": "2026-10-26T03:53:46+00:00",
      "days": -1.6524452606944444,
      "is_lower_bound": true,
      "measured_at": "2026-10-27T19:33:17.298369+00:00",
      "url": "https://github.com/siyuan-note/siyuan/security/advisories/GHSA-qf37-w288-frvq"
    }
  }
}

published 2026-10-27 15:13Z
last change 2026-10-27 19:15Z

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