Vulnerability Description
Collabora Online is a collaborative online office suite. A stored cross-site scripting (XSS) vulnerability was found in Collabora Online prior to versions 22.05.13, 21.11.9.1, and 6.4.27. An attacker could create a document with an XSS payload as a document name. Later, if an administrator opened the admin console and navigated to the history page, the document name was injected as unescaped HTML and executed as a script inside the context of the admin console. The administrator JSON web token (JWT) used for the websocket connection could be leaked through this flaw. Users should upgrade to Collabora Online 22.05.13 or higher; Collabora Online 21.11.9.1 or higher; Collabora Online 6.4.27 or higher to receive a patch.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Collaboraoffice | Collabora Online | < 6.4.27 |
Related Weaknesses (CWE)
References
- https://github.com/CollaboraOnline/online/security/advisories/GHSA-7582-pwfh-3pwThird Party Advisory
- https://github.com/CollaboraOnline/online/security/advisories/GHSA-7582-pwfh-3pwThird Party Advisory
FAQ
What is CVE-2023-34088?
CVE-2023-34088 is a vulnerability with a CVSS score of 8.7 (HIGH). Collabora Online is a collaborative online office suite. A stored cross-site scripting (XSS) vulnerability was found in Collabora Online prior to versions 22.05.13, 21.11.9.1, and 6.4.27. An attacker ...
How severe is CVE-2023-34088?
CVE-2023-34088 has been rated HIGH with a CVSS base score of 8.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-34088?
Check the references section above for vendor advisories and patch information. Affected products include: Collaboraoffice Collabora Online.