CVEvulnerability
CVE-2021-35208
5.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-07-02
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 3.5 LOW — AV:N/AC:M/Au:S/C:N/I:P/A:N
- Weaknesses
- CWE-79
Description
An issue was discovered in ZmMailMsgView.js in the Calendar Invite component in Zimbra Collaboration Suite 8.8.x before 8.8.15 Patch 23. An attacker could place HTML containing executable JavaScript inside element attributes. This markup becomes unescaped, causing arbitrary markup to be injected into the document.
Affected configurations
• zimbra collaboration (>= 8.8 < 8.8.15)
• zimbra collaboration 8.8.15
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://blog.sonarsource.com/zimbra-webmail-compromise-via-email Exploit, Mitigation, Third Party Advisory
- https://wiki.zimbra.com/wiki/Security_Center Release Notes, Vendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P23 Release Notes, Vendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P16 Release Notes, Vendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories Vendor Advisory
- https://blog.sonarsource.com/zimbra-webmail-compromise-via-email Exploit, Mitigation, Third Party Advisory
- https://wiki.zimbra.com/wiki/Security_Center Release Notes, Vendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P23 Release Notes, Vendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P16 Release Notes, Vendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories Vendor Advisory