CVE-2026-85624

Summary

Blinko 1.8.7 contains a cross-user private note disclosure vulnerability in the noteReferenceList procedure that performs no ownership verification on supplied note identifiers. Authenticated attackers can enumerate sequential note IDs and retrieve complete content of other users' private notes including attachments and tags.

Affected Software

Weaknesses

• CWE-639: Authorization Bypass Through User-Controlled Key

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

Additional References

• https://github.com/blinkospace/blinko/issues/1217

References

• https://github.com/blinkospace/blinko/issues/1217
• https://github.com/blinkospace/blinko
• https://github.com/blinkospace/blinko/blob/1.8.8/server/routerTrpc/note.ts
• https://www.vulncheck.com/advisories/blinko-1.8.7-cross-user-private-note-disclosure-via-notereferencelist

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