show_bug.cgi in Bugzilla 2.17.1 through 2.18rc2 and 2.19 from CVS, when using the insidergroup feature and exporting a bug to XML, shows comments and attachment summaries which are marked as private, which allows remote attackers to gain sensitive information.
Conclusion & alert: CVE-2004-1634 is rated Moderate Risk (43.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.21%). 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 | 0.44% | 1.21% | +0.77% |
| 2 | 2025-03-30 | 0.49% | 0.44% | -0.05% |
| 3 | 2025-03-29 | — | 0.49% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mozilla | bugzilla | 2.4 | cpe:2.3:a:mozilla:bugzilla:2.4:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.6 | cpe:2.3:a:mozilla:bugzilla:2.6:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.8 | cpe:2.3:a:mozilla:bugzilla:2.8:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.10 | cpe:2.3:a:mozilla:bugzilla:2.10:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.12 | cpe:2.3:a:mozilla:bugzilla:2.12:*:*:*:*:*:*:* |
| 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 | 2.14.4 | cpe:2.3:a:mozilla:bugzilla:2.14.4:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.14.5 | cpe:2.3:a:mozilla:bugzilla:2.14.5:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.16 | cpe:2.3:a:mozilla:bugzilla:2.16:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.16.1 | cpe:2.3:a:mozilla:bugzilla:2.16.1:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.16.2 | cpe:2.3:a:mozilla:bugzilla:2.16.2:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.16.3 | cpe:2.3:a:mozilla:bugzilla:2.16.3:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.16.4 | cpe:2.3:a:mozilla:bugzilla:2.16.4:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.16.5 | cpe:2.3:a:mozilla:bugzilla:2.16.5:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.17 | cpe:2.3:a:mozilla:bugzilla:2.17:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.17.1 | cpe:2.3:a:mozilla:bugzilla:2.17.1:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.17.3 | cpe:2.3:a:mozilla:bugzilla:2.17.3:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.17.4 | cpe:2.3:a:mozilla:bugzilla:2.17.4:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.17.5 | cpe:2.3:a:mozilla:bugzilla:2.17.5:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.17.6 | cpe:2.3:a:mozilla:bugzilla:2.17.6:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.17.7 | cpe:2.3:a:mozilla:bugzilla:2.17.7:*:*:*:*:*:*:* |
| mozilla | bugzilla | 2.18 | cpe:2.3:a:mozilla:bugzilla:2.18:rc1:*:*:*:*:*:* |
| mozilla | bugzilla | 2.18 | cpe:2.3:a:mozilla:bugzilla:2.18:rc2:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://marc.info/?l=bugtraq&m=109872095201238&w=2 | |
| http://www.securityfocus.com/bid/11511 | Patch Vendor Advisory |
| https://bugzilla.mozilla.org/show_bug.cgi?id=263780 | Vendor Advisory |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/17841 |