Cross-site scripting (XSS) vulnerability in Bugzilla 2.16rc1 through 2.22.7, 3.0.x through 3.3.x, and 3.4.x before 3.4.12 allows remote attackers to inject arbitrary web script or HTML via vectors involving a BUGLIST cookie.
CVE-2011-2976
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 1%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 70.1%
- KEV
- Not listed
Published
August 9, 2011
Last Modified
April 29, 2026
References (12)
- cve@mitrehttp://secunia.com/advisories/45501
- cve@mitrehttp://www.bugzilla.org/security/3.4.11/
- cve@mitrehttp://www.osvdb.org/74303
- cve@mitrehttp://www.securityfocus.com/bid/49042
- cve@mitrehttps://bugzilla.mozilla.org/show_bug.cgi?id=660053
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/69038
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/45501
- af854a3a-2127-422b-91ae-364da2661108http://www.bugzilla.org/security/3.4.11/
- af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/74303
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/49042
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=660053
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/69038
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 10× in last 7d / 44× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Related CVEs(same CWE)
Frequently asked(4)
What is CVE-2011-2976?
CVE-2011-2976 is a none vulnerability published on August 9, 2011. Cross-site scripting (XSS) vulnerability in Bugzilla 2.16rc1 through 2.22.7, 3.0.x through 3.3.x, and 3.4.x before 3.4.12 allows remote attackers to inject arbitrary web script or HTML via vectors involving a BUGLIST cookie.
When was CVE-2011-2976 disclosed?
CVE-2011-2976 was first published in the National Vulnerability Database on August 9, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-2976 actively exploited?
CVE-2011-2976 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 70.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2011-2976?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-2976, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2011-2976
Is Your Infrastructure Affected by CVE-2011-2976?
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