Unspecified vulnerability in the G/PGP (GPG) Plugin 2.0 for Squirrelmail 1.4.10a allows remote authenticated users to execute arbitrary commands via unspecified vectors, possibly related to the passphrase variable in the gpg_sign_attachment function, aka ZD-00000004. this information is based upon a vague advisory by a vulnerability information sales organization that does not coordinate with vendors or release actionable advisories. A CVE has been assigned for tracking purposes, but duplicates with other CVEs are difficult to determine.
Conclusion & alert: CVE-2007-3634 is rated Moderate Risk (52.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.62%). 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 | 0.77% | 1.62% | +0.85% |
| 2 | 2025-09-24 | 0.71% | 0.77% | +0.05% |
| 3 | 2024-12-02 | — | 0.71% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 2.0 | MEDIUM |
|
8.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
— | — | https://access.redhat.com/security/cve/CVE-2007-3634 |
Not vulnerable. This plugin is not shipped with Squirrelmail in Red Hat Enterprise Linux.
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| squirrelmail | gpg_plugin | 2.0 | cpe:2.3:a:squirrelmail:gpg_plugin:2.0:*:*:*:*:*:*:* |