{"cve":"CVE-2008-1396","nvd":{"published":"2008-03-20T00:44:00.000","modified":"2026-06-16T22:51:39.600","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-255"],"references":["http://securityreason.com/securityalert/3754","http://www.procheckup.com/Hacking_Plone_CMS.pdf","http://www.securityfocus.com/archive/1/489544/100/0/threaded","https://exchange.xforce.ibmcloud.com/vulnerabilities/41421","http://securityreason.com/securityalert/3754"],"products":["plone:plone_cms"],"source":"nvd","synced_at":"2026-10-19T19:51:11.071189229+00:00"},"epss":{"cve":"CVE-2008-1396","score":0.01139,"percentile":0.66619,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hjp5-hv33-q58g","url":"https://osv.dev/vulnerability/GHSA-hjp5-hv33-q58g","summary":"Plone credentials stored in session cookie","modified":"2026-07-06T08:11:19.011644797Z","packages":[{"ecosystem":"PyPI","name":"plone","purl":"pkg:pypi/plone","ranges":["<=3.1.7"],"fixed":[]}]},{"id":"PYSEC-2026-732","url":"https://osv.dev/vulnerability/PYSEC-2026-732","summary":"Plone credentials stored in session cookie","modified":"2026-07-06T08:00:51.697864215Z","packages":[{"ecosystem":"PyPI","name":"plone","purl":"pkg:pypi/plone","ranges":["<=3.1.7"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}