CVE-2009-4942

Cross-site request forgery (CSRF) vulnerability in ACollab 1.2 allows remote attackers to hijack the authentication of arbitrary users for requests that add personal agenda items.

Published: 2010-07-22 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-4942 is rated Low Risk (31.6/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.52%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

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-2009-4942

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 0.14% 0.52% +0.38%
2 2023-03-07 1.14% 0.14% -0.99%
3 2022-02-04 — 1.14% —

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-4942

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/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:M)
Exploitation needs some favorable conditions, but not exceptional ones.
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.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2009-4942

Affected software / configurations for CVE-2009-4942

Vendor Product Version Raw CPE
atutor acollab 1.2 cpe:2.3:a:atutor:acollab:1.2:*:*:*:*:*:*:*

References for CVE-2009-4942

cvelogic Threat Intelligence