CVE-2018-11688

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-06-13 · updated 2026-06-17
Weakness: CWE-79

Description

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 authentication credentials.

Affected products

igniterealtime Openfire: 3.7.1

References

http://packetstormsecurity.com/files/148057/Ignite-Realtime-Openfire-3.7.1-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2018/Jun/13
http://seclists.org/fulldisclosure/2018/Jun/24
http://www.securityfocus.com/archive/1/542060/100/0/threaded
https://github.com/igniterealtime/Openfire/commit/ed3492a24274fd454afe93a499db49f3d6335108#diff-3f607cf668ad8f1091e789a2c1dca32a
https://github.com/igniterealtime/Openfire/compare/v3.9.1...v3.9.2
https://vulmon.com/vulnerabilitydetails?qid=CVE-2018-11688
http://packetstormsecurity.com/files/148057/Ignite-Realtime-Openfire-3.7.1-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2018/Jun/13
http://seclists.org/fulldisclosure/2018/Jun/24
http://www.securityfocus.com/archive/1/542060/100/0/threaded
https://github.com/igniterealtime/Openfire/commit/ed3492a24274fd454afe93a499db49f3d6335108#diff-3f607cf668ad8f1091e789a2c1dca32a

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