CVE-2008-5964

Session fixation vulnerability in Social ImpressCMS before 1.1.1 RC1 allows remote attackers to hijack web sessions by setting the PHPSESSID parameter.

Published: 2009-01-23 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2008-5964 is rated Moderate Risk (52.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.52%). 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-2008-5964

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% 1.52% +0.65%
2 2025-03-17 1.67% 0.87% -0.80%
3 2025-01-29 — 1.67% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2008-5964

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-2008-5964

Affected software / configurations for CVE-2008-5964

Vendor Product Version Raw CPE
impresscms impresscms <= 1.0.3 cpe:2.3:a:impresscms:impresscms:*:*:*:*:*:*:*:*
impresscms impresscms 1.0 cpe:2.3:a:impresscms:impresscms:1.0:*:*:*:*:*:*:*
impresscms impresscms 1.0.1 cpe:2.3:a:impresscms:impresscms:1.0.1:*:*:*:*:*:*:*
impresscms impresscms 1.0.2 cpe:2.3:a:impresscms:impresscms:1.0.2:*:*:*:*:*:*:*
impresscms impresscms 1.1 cpe:2.3:a:impresscms:impresscms:1.1:*:*:*:*:*:*:*

References for CVE-2008-5964

cvelogic Threat Intelligence