CVE-2026-16187 json
IBM WebSphere Application Server prior to 9.0.5.29 and 8.5.5.31 are affected by multiple vulnerabilities
published last mo. modified last mo. also EUVD-2026-77806
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 32%
- public exploits
- 0
- none known
Summary
IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication and obtain sensitive information by sending a crafted unauthenticated request.
Patch / fix
- ibm.com/support/pages/node/7286610 advisory
Is CVE-2026-16187 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last mo.
Exploit prediction
0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- IBM WebSphere Application Server
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
-
ibm.com
/support/pages/node/7286610
vendor-advisory, patch
Sources
- CVE List CVE-2026-16187
- NVD CVE-2026-16187
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.