editproducts.cgi in Bugzilla 2.14.x before 2.14.4, and 2.16.x before 2.16.1, when the "usebuggroups" feature is enabled and more than 47 groups are specified, does not properly calculate bit values for large numbers, which grants extra permissions to users via known features of Perl math that set multiple bits.
Conclusion & alert: CVE-2002-1196 is rated Moderate Risk (56.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.59%). Core evidence: EPSS rose +1.16% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.43% | 1.59% | +1.16% |
| 2 | 2025-09-07 | 0.46% | 0.43% | -0.02% |
| 3 | 2025-03-17 | — | 0.46% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mozilla | bugzilla | 2.14 | cpe:2.3:a:mozilla:bugzilla:2.14:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.14.1 | cpe:2.3:a:mozilla:bugzilla:2.14.1:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.14.2 | cpe:2.3:a:mozilla:bugzilla:2.14.2:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.14.3 | cpe:2.3:a:mozilla:bugzilla:2.14.3:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.16 | cpe:2.3:a:mozilla:bugzilla:2.16:*:*:*:*:*:*:* |