CVE-2026-115474 | BDVDB-2026-400280 Detail
zulipzulip
Description#
Zulip is an open-source team collaboration tool. From 8.0 until 12.2, in organizations where the Who can view all other users in the organization setting restricted guests from viewing other users, saving or editing a direct message draft did not verify that the sender could access the draft recipients. A guest could thereby gain access to otherwise restricted users' profile information without sending a message. Organizations that did not restrict guest access were unaffected. This issue is fixed in version 12.2.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.
Weaknesses#
- CWE-862 Missing Authorization
References#
- https://github.com/zulip/zulip/security/advisories/GHSA-vwqp-7j32-xfg5
- https://github.com/zulip/zulip/pull/39913
- https://github.com/zulip/zulip/commit/1127d4cd3cc17a3cc38435ce57ed52b083c33f97
- https://github.com/zulip/zulip/commit/83a4a3a966e6eef11914b80f04426ae114a1970d
- https://github.com/zulip/zulip/releases/tag/12.2
- https://zulip.readthedocs.io/en/latest/overview/changelog.html#zulip-server-12-2
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.