CVE-2009-4076

Cross-site request forgery (CSRF) vulnerability in Roundcube Webmail 0.2.2 and earlier allows remote attackers to hijack the authentication of unspecified users for requests that modify user information via unspecified vectors, a different vulnerability than CVE-2009-4077.

Published: 2009-11-25 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-4076 is rated Moderate Risk (41.4/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.21%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2009-4076

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 2025-03-30 0.30% 0.21% -0.09%
2 2025-03-29 0.21% 0.30% +0.09%
3 2024-09-17 — 0.21% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-4076

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.8 2.0 MEDIUM
AV:N/AC:M/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:M)
Exploitation needs some favorable conditions, but not exceptional ones.
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.
 8.6 6.4 [email protected]

Weakness enumeration for CVE-2009-4076

OS Trackers for CVE-2009-4076

vendor priority summary link
debian not yet assigned CVE-2009-4076 not yet assigned priority: Debian including 1 source packages (roundcube), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2009-4076
redhat medium — https://access.redhat.com/security/cve/CVE-2009-4076
ubuntu medium CVE-2009-4076 medium priority: Ubuntu including 1 source packages (roundcube), 10 status rows across 10 suites (dapper, hardy, intrepid, jaunty, karmic, lucid, maverick, natty, oneiric, upstream): ignored 4, not-affected 4, DNE 1, released 1. https://ubuntu.com/security/CVE-2009-4076

Affected software / configurations for CVE-2009-4076

Vendor Product Version Raw CPE
roundcube webmail <= 0.2.2 cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:*:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:20050811:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:20050820:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:20051007:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:20051021:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:alpha:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:beta:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:beta2:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:rc1:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:rc2:*:*:*:*:*:*
roundcube webmail 0.1 cpe:2.3:a:roundcube:webmail:0.1:stable:*:*:*:*:*:*
roundcube webmail 0.1.1 cpe:2.3:a:roundcube:webmail:0.1.1:*:*:*:*:*:*:*
roundcube webmail 0.2 cpe:2.3:a:roundcube:webmail:0.2:*:*:*:*:*:*:*
roundcube webmail 0.2 cpe:2.3:a:roundcube:webmail:0.2:alpha:*:*:*:*:*:*
roundcube webmail 0.2 cpe:2.3:a:roundcube:webmail:0.2:beta:*:*:*:*:*:*
roundcube webmail 0.2 cpe:2.3:a:roundcube:webmail:0.2:stable:*:*:*:*:*:*
roundcube webmail 0.2.1 cpe:2.3:a:roundcube:webmail:0.2.1:*:*:*:*:*:*:*

References for CVE-2009-4076

cvelogic Threat Intelligence