LOWVulnerability
CVE-2026-73571
An authorization bypass vulnerability exists in Zimbra Collaboration (ZCS) before 10.1.17 due to improper authorization validation in delegated email sending functionality. An authenticated attacker can send specially crafted SOAP requests to impersonate another user and send emails without possessing the required delegation or send-as permissions. This occurs in the SaveDraftRequest SOAP handler.
Properties
- severity
- LOW
- score
- 3.1
- cve_id
- CVE-2026-73571
- vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
- published_at
- 2026-08-13T16:19:06.150
- last_modified
- 2026-08-21T14:05:53.253
Related Entities (2)
DESCRIBED_BY (1)
→[Source]NVD
HAS_WEAKNESS (1)
→[Weakness]Incorrect Authorization
Explore deeper with Ninja Signal's threat intelligence graph