CVE-2026-21962Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in for Apache HTTP Server, Weblogic Server Pro…
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It affects Oracle Corporation Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in and 2 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Aug 24, 2026; federal agencies had to remediate by Aug 27, 2026. Treat that date as your deadline.
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Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in. While the vulnerability is in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data. Note: Affected version for Weblogic Server Proxy Plug-in for IIS is 12.2.1.4.0 only. CVSS 3.1 Base Score 10.0 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N).
- CVSS
- 10.0 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
- Weakness (CWE)
- CWE-284
- Known exploited
- Added to CISA KEV Aug 24, 2026; federal remediation due Aug 27, 2026Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
- EPSS (exploitation in the next 30 days)
- 73.19% (percentile 99)
- Assigned by
- oracle
- NVD analysis
- Analyzed
- Record last updated
- Aug 25, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Oracle Corporation Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in oracle:http_server_oracle_weblogic_server_proxy_plug_in (from the name) | 12.2.1.4.0; 14.1.1.0.0; 14.1.2.0.0 | CNA record |
oracle http_server oracle:http_server | 12.2.1.4.0; 14.1.1.0.0; 14.1.2.0.0 | NVD |
oracle weblogic_server_proxy_plug-in oracle:weblogic_server_proxy_plug-in | 12.2.1.4.0; 14.1.1.0.0; 14.1.2.0.0 | NVD |
References
- https://www.oracle.com/security-alerts/cpujan2026.htmlvendor-advisory, patch
- https://github.com/Ashwesker/Ashwesker-CVE-2026-21962/issues/1broken-link, not-applicable
- https://web.archive.org/web/20260129165916/https://github.com/Ashwesker/Ashwesker-CVE-2026-21962/issues/1issue-tracking
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21962us-government-resource
- https://x.com/0xacb/status/2015473216844620280not-applicable
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.