CVE-2018-11688 — Ignite Realtime Openfire before 3

Ignite Realtime Openfire before 3.9.2 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of

01What is this vulnerability?

Ignite Realtime Openfire before 3.9.2 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based…

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: 2018-06-13T16:00:00.000Z
• Last modified: 2024-08-05T08:17:08.546Z

09References

• seclists.org — http://seclists.org/fulldisclosure/2018/Jun/13
• vulmon.com — https://vulmon.com/vulnerabilitydetails?qid=CVE-2018-11688
• packetstormsecurity.com — http://packetstormsecurity.com/files/148057/Ignite-Realtime-Openfire-3.7.1-Cross…
• www.securityfocus.com — http://www.securityfocus.com/archive/1/542060/100/0/threaded
• seclists.org — http://seclists.org/fulldisclosure/2018/Jun/24
• github.com — https://github.com/igniterealtime/Openfire/compare/v3.9.1...v3.9.2
• github.com — https://github.com/igniterealtime/Openfire/commit/ed3492a24274fd454afe93a499db49…