CVE-2008-5266
CWE-79Published: November 28, 2008· Updated: Jun 16, 2026
Official Description
Cross-site scripting (XSS) vulnerability in configuration/httpListenerEdit.jsf in the GlassFish 2 UR2 b04 webadmin interface in Sun Java System Application Server 9.1_01 build b09d-fcs and 9.1_02 build b04-fcs allows remote attackers to inject arbitrary web script or HTML via the name parameter, a different vector than CVE-2008-2751.
Technical Analysis
CVE-2008-5266 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A proof-of-concept (PoC) exploit exists for CVE-2008-5266. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (12)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2008-5266 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts