CVE-2017-6913 — Cross-site scripting (XSS) vulnerability in the Open-Xchange webmail before 7

Cross-site scripting (XSS) vulnerability in the Open-Xchange webmail before 7.6.3-rev28 allows remote attackers to inject arbitrary web script or HTML via the event attribute in a time tag.

01What is this vulnerability?

Cross-site scripting (XSS) vulnerability in the Open-Xchange webmail before 7.6.3-rev28 allows remote attackers to inject arbitrary web script or HTML via the event attribute in a time tag.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-09-18T20:00:00.000Z
• Last modified: 2024-08-05T15:41:17.693Z

09References

• software.open-xchange.com — https://software.open-xchange.com/products/appsuite/doc/Release_Notes_for_Patch_…
• github.com — https://github.com/gquere/CVE-2017-6913