Back to search
CVE-2026-40300
Published: May 12, 2026
Modified: May 13, 2026
PUBLISHED
Description
Zulip is an open-source team collaboration tool. Prior to 12.0, With message_edit_history_visibility_policy set to "moves", /api/v1/messages/{id}/history still returns historical content values, allowing low-privilege users to recover text that was edited away from other users' messages. This vulnerability is fixed in 12.0.
| Vendor | Product | Versions |
|---|---|---|
zulip | zulip | affected < 12.0 |
Weaknesses (CWE)
References
https://github.com/zulip/zulip/security/advisories/GHSA-jp8f-mvv6-89cr
x_refsource_CONFIRM
Security Training
Train your team to recognize and prevent security threats with our comprehensive security awareness program.
Start TrainingVulnerability Scanning
Discover vulnerabilities in your applications and infrastructure before attackers do.
Scan Now