Is CVE-2008-1396 being actively exploited?

CVE-2008-1396 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2008-1396?

CVE-2008-1396 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2008-1396

MEDIUM · CVSS 4.3EPSS 1.1%EU EUVD

Plone CMS 3.x uses invariant data (a client username and a server secret) when calculating an HMAC-SHA1 value for an authentication cookie, which makes it easier for remote attackers to gain permanent access to an account by sniffing the network.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-255
EPSS score: 1.1% (67th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2022-4170)
Published: March 20, 2008
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2022-4170 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

plone / plone cms

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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