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CVE-2021-26698: OX App Suite before 7.10.3-rev32 and 7.10.4 before 7.10.4-rev18 allows XSS via a code snippet (user-generated content) when a sharing link is created and the dl parameter is used.

CVE-2021-26698 · published 5 years ago

Summary

OX App Suite before 7.10.3-rev32 and 7.10.4 before 7.10.4-rev18 allows XSS via a code snippet (user-generated content) when a sharing link is created and the dl parameter is used.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
open-xchange	open-xchange_appsuite	7.10.3 7.10.4 `cpe:2.3:a:open-xchange:open-xchange_appsuite:7.10.3:-::::::`

Original advisory text

OX App Suite before 7.10.3-rev32 and 7.10.4 before 7.10.4-rev18 allows XSS via a code snippet (user-generated content) when a sharing link is created and the dl parameter is used.

References

http://packetstormsecurity.com/files/163527/OX-App-Suite-OX-Guard-OX-Documents-S... Exploit Mailing List Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2021/Jul/33 Exploit Mailing List Third Party Advisory
https://www.open-xchange.com Vendor Advisory

Fix within

Internet-facing 60 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker partial control (estimated)

Severity

6.1 Medium

Exploitation

1% chance of attack within 30 days

Type

CWE-79Cross-site Scripting (XSS)

Timeline

Published22 Jul 2021

Updated4 Nov 2026

First seen29 Sep 2026

Sources

CVE-2021-26698 · NVD

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