CVE-2026-91542
Reported by oracle · Published October 20, 2026
Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Sites. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Sites accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Oracle Corporation | Oracle WebCenter Sites | 12.2.1.4.0, 14.1.2.0.0 |
| oracle | webcenter_sites | |
| Oracle Corporation | Oracle WebCenter Sites | 12.2.1.4.0, 14.1.2.0.0 |
Timeline
- Oct 20, 2026 CVE Published
- Oct 21, 2026 EPSS Score (4 in total, the first dated here)
- Oct 21, 2026 Coalition ESS Score
- Nov 4, 2026 CVE Updated
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2026-91542
vulnetix vdb fixes CVE-2026-91542Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/CVE-2026-91542/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart
References
- Oracle Advisory vendor-advisory