High severity · published Oct 13, 2026
CVE-2026-63161
Omnispace Agora Project < 26.10.0 Session Fixation via Authentication
8.8
CVSS
0.4%
EPSS
No
On KEV
Description
Omnispace Agora Project before 26.10.0 contains a session fixation vulnerability that allows remote attackers to hijack authenticated sessions by planting a known session identifier in a victim's browser prior to login. Attackers can exploit the application's failure to regenerate the session id upon successful authentication to gain unauthorized access to the victim's authenticated session after they log in.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AP
Agora Project · Omnispace
before 26.10.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-63161
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-63161
release-notes
https://github.com/xech/agora-project/releases/tag/26.10
product
https://www.agora-project.net/
third-party-advisory
https://www.vulncheck.com/advisories/omnispace-agora-project-session-fixation-via-authentication
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