Critical severity · published Mar 3, 2026
CVE-2026-3266
Improper access control vulnerability has been discovered in OpenText™ Filr.
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
Missing Authorization vulnerability in OpenText™ Filr allows Authentication Bypass. The vulnerability could allow unauthenticated users to get XSRF token and do RPC with carefully crafted programs.
This issue affects Filr: through 25.1.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Filr · OpenText™
through 25.1.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-3266
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-3266
Vendor Advisory
https://portal.microfocus.com/s/article/KM000045579?language=en_US
More from Filr
5.4
CVE-2024-4187
Stored XSS vulnerability has been discovered in OpenText™ Filr. The vulnerability could cause users to not be warned when clicking links to external sites.