CVE-2026-3266
CVE-2026-3266 is a critical-severity vulnerability in Opentext Filr with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v4: 8.3
- EPSS exploit prediction: 0% (26th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-9348
- Weakness: CWE-862
- Affected product: Opentext Filr
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2026-3266?
- 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.
- How severe is CVE-2026-3266?
- CVE-2026-3266 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-3266 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-3266?
- CVE-2026-3266 affects Opentext Filr. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-3266?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2026-3266 have an EU (EUVD) identifier?
- Yes. CVE-2026-3266 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9348.
- When was CVE-2026-3266 published?
- CVE-2026-3266 was published on 2026-03-03 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:opentext:filr:*:*:*:*:*:*:*:*
More vulnerabilities in Opentext Filr
- CVE-2024-4187 — Medium (CVSS 5.4): Stored XSS vulnerability has been discovered in OpenText™ Filr product, affecting versions 24.1.1 and 24.2. The…
All CVEs affecting Opentext Filr →
Other CWE-862 (Missing Authorization) vulnerabilities
- CVE-2026-0092 — Critical (CVSS 10.0): In Package Manager, there is a possible device lock controller bypass due to a missing permission check. This could…
- CVE-2026-33712 — Critical (CVSS 10.0): Typebot is a chatbot builder tool. In versions 3.15.2 and prior, the preview chat endpoint (POST…
- CVE-2026-2031 — Critical (CVSS 10.0): An Improper Access Control vulnerability in several internal API endpoints for Google Cloud Application Integration…
- CVE-2026-34976 — Critical (CVSS 10.0): Dgraph is an open source distributed GraphQL database. Prior to 25.3.1, the restoreTenant admin mutation is missing…
- CVE-2025-30416 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to missing authorization. The following products are affected: Acronis…
- CVE-2025-45854 — Critical (CVSS 10.0): /server/executeExec of JEHC-BPM 2.0.1 allows attackers to execute arbitrary code via execParams.
Browse all CWE-862 (Missing Authorization) vulnerabilities →