Staging Environment: Content and features may be unstable or change without notice.
Advisory details: pypa / plone/PYSEC-2026-732
Advisory ID pypa/plone/PYSEC-2026-732
Aliases CVE-2008-1396
GHSA-hjp5-hv33-q58g
PYSEC-2026-732
Summary Plone credentials stored in session cookie Plone CMS 3.1.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.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (0)
There are no known CWE.
System Score Found at
There are no known severity scores.
Reference id Reference type URL
http://securityreason.com/securityalert/3754
https://exchange.xforce.ibmcloud.com/vulnerabilities/41421
https://github.com/plone/Plone
https://pypi.org/project/plone
http://www.procheckup.com/Hacking_Plone_CMS.pdf
http://www.securityfocus.com/archive/1/489544/100/0/threaded
CVE-2008-1396 https://nvd.nist.gov/vuln/detail/CVE-2008-1396
GHSA-hjp5-hv33-q58g https://github.com/advisories/GHSA-hjp5-hv33-q58g
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
There are no known vectors.

There are no SSVC decisions available.