CVE-2021-4194

bookstack is vulnerable to Improper Access Control

• CWE-284
• CWE-863

• https://github.com/bookstackapp/bookstack/commit/cb0d674a71449de883713db2fcdccb6e108992adExploit, Third Party Advisory
• https://huntr.dev/bounties/0bc8b3f7-9057-4eb7-a989-24cd5689f114Exploit, Third Party Advisory
• https://github.com/bookstackapp/bookstack/commit/cb0d674a71449de883713db2fcdccb6e108992adExploit, Third Party Advisory
• https://huntr.dev/bounties/0bc8b3f7-9057-4eb7-a989-24cd5689f114Exploit, Third Party Advisory

Published

Jan 6, 2022

Last Modified

Jun 17, 2026

Status

Modified

• Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

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