PHP remote file inclusion vulnerability in functions/plugin.php in SquirrelMail 1.4.6 and earlier, if register_globals is enabled and magic_quotes_gpc is disabled, allows remote attackers to execute arbitrary PHP code via a URL in the plugins array parameter. NOTE: this issue has been disputed by third parties, who state that Squirrelmail provides prominent warnings to the administrator when register_globals is enabled. Since the varieties of administrator negligence are uncountable, perhaps this type of issue should not be included in CVE. However, the original developer has posted a security advisory, so there might be relevant real-world environments under which this vulnerability is applicable
Conclusion & alert: CVE-2006-2842 is rated High Exploit Risk (76.3/100): CVSS High severity, with high exploitation likelihood (EPSS 44.02%, 99th percentile). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 27948 | exploit_db | edb | 2006-06-02 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2026-07-10 | 47.20% | 44.02% | -3.18% |
| 2 | 2026-07-04 | 46.56% | 47.20% | +0.63% |
| 3 | 2026-06-15 | — | 46.56% | — |
Full EPSS history (23 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 | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2006-2842: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. | https://security.alpinelinux.org/vuln/CVE-2006-2842 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2006-2842 |
suse
|
medium | — | https://www.suse.com/security/cve/CVE-2006-2842/ |
ubuntu
|
medium | CVE-2006-2842 medium priority: Ubuntu including 1 source packages (squirrelmail), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. | https://ubuntu.com/security/CVE-2006-2842 |
: Successful exploitation requires that "register_globals" is enabled and "magic_quotes_gpc" is disabled.
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| squirrelmail | squirrelmail | <= 1.4.6 | cpe:2.3:a:squirrelmail:squirrelmail:*:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.0.4 | cpe:2.3:a:squirrelmail:squirrelmail:1.0.4:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.0.5 | cpe:2.3:a:squirrelmail:squirrelmail:1.0.5:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.0 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.0:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.1 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.1:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.2 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.2:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.3 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.3:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.4 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.4:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.5 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.5:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.6 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.6:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.7 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.7:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.8 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.8:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.9 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.9:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.10 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.10:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.2.11 | cpe:2.3:a:squirrelmail:squirrelmail:1.2.11:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4 | cpe:2.3:a:squirrelmail:squirrelmail:1.4:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.0 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.0:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.1 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.1:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.2 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.2:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.3 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.3:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.3_r3 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.3_r3:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.3_rc1 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.3_rc1:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.3a | cpe:2.3:a:squirrelmail:squirrelmail:1.4.3a:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.4 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.4:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.4_rc1 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.4_rc1:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.5 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.5:*:*:*:*:*:*:* |
| squirrelmail | squirrelmail | 1.4.6_rc1 | cpe:2.3:a:squirrelmail:squirrelmail:1.4.6_rc1:*:*:*:*:*:*:* |