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CVE-2026-119644EUVD-2026-114060GHSA-24RJ-35XH-8W8P

Blossom through 1.17.1 Authorization Bypass via Picture Delete and Star Endpoints

Published
Last modified
published
Not listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub

Summary

Blossom, a self-hosted picture gallery application, is affected. An authenticated user without read-only restrictions can delete or change the star status of other users' pictures, causing permanent loss of their images and files.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

Blossom through 1.17.1 contains an authorization bypass vulnerability that allows authenticated non-readonly users to modify other users' pictures by supplying arbitrary picture ids. Attackers can call the picture delete, /picture/del/batch, or /picture/star endpoints to permanently delete victims' images and stored files or change their star status.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • blossom-editor Blossom

    through 1.17.1

References 6

GitHub · blossom-editor/blossom

hackmd.io

vulncheck.com