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CVE-2026-40300

Zulip: Message edit history visible in "moves only" policy through /api/v1/messages/{id}/history PUBLISHED

Description (CNA)

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Prior to 12.0, With message_edit_history_visibility_policy set to "moves", /api/v1/messages/{id}/history still returns historical content values, allowing low-privilege users to recover text that was edited away from other users' messages.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.

Affected (CNA)

Vendor / productVersions
zulip / zulipaffected < 12.0

CWE

CWE-284

References

ADP enrichment

CISA-ADP

No English description supplied.