{"id":"CVE-2026-113599","published":"2026-10-20T16:17:09.063","lastModified":"2026-10-20T20:11:29.833","description":"Modoboa before 2.8.0 contains an insecure direct object reference vulnerability that allows authenticated users to create auto-reply messages for arbitrary mailboxes by supplying another user's mbox value. Attackers can POST to /api/v2/armessages/ to inject attacker-controlled auto-reply subject and content into victims' settings or break their auto-reply management via MultipleObjectsReturned errors.","cvssScore":5.4,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","cwes":["CWE-639"],"vendors":[],"products":[],"references":[{"url":"https://github.com/modoboa/modoboa/blob/2.7.2/modoboa/autoreply/api/v2/serializers.py","tags":[]},{"url":"https://github.com/modoboa/modoboa/commit/e0a4e3b9ee8ad84dba46e4c0f04cbbe7cf78c38d","tags":[]},{"url":"https://github.com/modoboa/modoboa/issues/3945","tags":[]},{"url":"https://github.com/modoboa/modoboa/releases/tag/2.8.0","tags":[]},{"url":"https://www.vulncheck.com/advisories/modoboa-before-2.8.0-idor-via-api-v2-armessages-auto-reply-creation","tags":[]}],"exploitRefs":[{"url":"https://github.com/modoboa/modoboa/blob/2.7.2/modoboa/autoreply/api/v2/serializers.py","tags":[]},{"url":"https://github.com/modoboa/modoboa/commit/e0a4e3b9ee8ad84dba46e4c0f04cbbe7cf78c38d","tags":[]},{"url":"https://github.com/modoboa/modoboa/issues/3945","tags":[]},{"url":"https://github.com/modoboa/modoboa/releases/tag/2.8.0","tags":[]}],"hasPoc":true,"ai":null}