CVE-2007-4538

Exp

email_in.pl in Bugzilla 2.23.4 through 3.0.0 allows remote attackers to execute arbitrary commands via the -f (From address) option to the Email::Send::Sendmail function, probably involving shell metacharacters.

Published: 2007-08-27 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2007-4538 is rated High Exploit Risk (63.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.92%). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.05% over the last day, indicating growing attacker interest. 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.

Public exploit references (Exploit-DB) for CVE-2007-4538

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2007-4538

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 0.87% 1.92% +1.05%
2 2026-04-15 0.78% 0.87% +0.09%
3 2025-09-21 — 0.78% —

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-4538

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2007-4538

OS Trackers for CVE-2007-4538

vendor priority summary link
gentoo high CVE-2007-4538: 1 GLSA(s) (200709-18), 1 atom(s) (www-apps/bugzilla); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-4538
ubuntu medium CVE-2007-4538 medium priority: Ubuntu including 1 source packages (bugzilla), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): not-affected 3, needs-triage 1. https://ubuntu.com/security/CVE-2007-4538

Affected software / configurations for CVE-2007-4538

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 2.9 cpe:2.3:a:mozilla:bugzilla:2.9:*:*:*:*:*:*:*
mozilla bugzilla 2.23.4 cpe:2.3:a:mozilla:bugzilla:2.23.4:*:*:*:*:*:*:*
mozilla bugzilla 3.0.0 cpe:2.3:a:mozilla:bugzilla:3.0.0:*:*:*:*:*:*:*

References for CVE-2007-4538

cvelogic Threat Intelligence