VulnSocial

CVE-2026-72803Disclosure

LOWCVSS 6.9 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-862

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-04: 109-04
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • DailyCVE@dailycve
    Disclosure

    🟠 SiYuan Note, Information Disclosure, #CVE-2026-72803 (Medium) -DC-Sep2026-2189 https://dailycve.com/siyuan-note-information-disclosure-cve-2026-72803-medium-dc-sep2026-2189/

    Post summary

    The post states that SiYuan Note has an information‑disclosure flaw (CVE‑2026‑72803) rated medium, but no technical or mitigation details are supplied.

    0000024
    233 followersView on X

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