CVE-2004-2026

Exp

Format string vulnerability in the logmsg function in svc.c for Pound 1.5 and earlier allows remote attackers to execute arbitrary code via format string specifiers in syslog messages.

Published: 2004-12-31 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-2026 is rated High Exploit Risk (72.5/100): CVSS High severity, with high exploitation likelihood (EPSS 6.64%, 93th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). 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-2004-2026

EDB-ID Source Kind Published Link
24079 exploit_db edb 2004-05-03 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2004-2026

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 32.74% 6.64% -26.10%
2 2026-01-26 24.43% 32.74% +8.31%
3 2025-05-16 — 24.43% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-2026

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P 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:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2004-2026

OS Trackers for CVE-2004-2026

vendor priority summary link
debian not yet assigned CVE-2004-2026 not yet assigned priority: Debian including 1 source packages (pound), 4 status rows across 4 suites (bullseye, forky, sid, trixie): resolved 4. https://security-tracker.debian.org/tracker/CVE-2004-2026
gentoo high CVE-2004-2026: 1 GLSA(s) (200405-08), 1 atom(s) (www-servers/pound); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2004-2026

Affected software / configurations for CVE-2004-2026

Vendor Product Version Raw CPE
apsis pound 1.0 cpe:2.3:a:apsis:pound:1.0:*:*:*:*:*:*:*
apsis pound 1.1 cpe:2.3:a:apsis:pound:1.1:*:*:*:*:*:*:*
apsis pound 1.2 cpe:2.3:a:apsis:pound:1.2:*:*:*:*:*:*:*
apsis pound 1.3 cpe:2.3:a:apsis:pound:1.3:*:*:*:*:*:*:*
apsis pound 1.4 cpe:2.3:a:apsis:pound:1.4:*:*:*:*:*:*:*
apsis pound 1.5 cpe:2.3:a:apsis:pound:1.5:*:*:*:*:*:*:*

References for CVE-2004-2026

cvelogic Threat Intelligence