CVE-2020-4276
mediumpriority · track · 41EPSS 0.031 · 88 %ileexploit · PoCEUUSEPSS · scored 2026-10-27
IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 traditional is vulnerable to a privilege escalation vulnerability when using token-based authentication in an admin request over the SOAP connector. X-Force ID: 175984.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6–7.5
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
- mekoko/CVE-2020-4276mekoko/CVE-2020-4276PoC · poc_in_github
affected products (8)
Products and version ranges known to be affected.
- ibm websphere application server7.0.0.0 → 7.0.0.45nvdUScpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
- ibm websphere application server8.0.0.0 → 8.0.0.15nvdUScpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
- ibm websphere application server8.5.0.0 → 8.5.5.17nvdUScpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
- ibm websphere application server9.0.0.0 → 9.0.5.3nvdUScpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (16)
External citations — patches, advisories, analysis.
- http://www.nsfocus.net/vulndb/46363cnnvd
- https://exchange.xforce.ibmcloud.com/vulnerabilities/175984cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-4276cnnvd
- https://vigilance.fr/vulnerability/WebSphere-AS-privilege-escalation-via-SOAP-Connector-Token-based-Authentication-31882cnnvd
- https://www.auscert.org.au/bulletins/ESB-2020.1064/cnnvd
- https://www.auscert.org.au/bulletins/ESB-2020.1099/cnnvd
- https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-have-been-identified-in-ibm-websphere-application-server-shipped-with-ibm-storediq-for-legal/cnnvd
- https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-in-the-ibm-cnnvd
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