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CVE-2026-103320VulnerabilityPublished

IBM WebSphere Application Server Liberty 17.0.0.3 through 26.0.0.10 could allow an authenticated user with the Reader

Source GCVE Database

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Authoritative record:CVE-2026-103320· Medium 4.3

Not known to be exploited · CVSS 4.3 Medium.

Data as of 8 Nov 2026, 21:02 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (ibm)CVSS 3.14.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
IBMWebSphere Application Server - LibertyAffected
  • >=17.0.0.3 <=26.0.0.10
Fixed in–
Mavencom.ibm.websphere/websphere-application-server-libertypkg:maven/com.ibm.websphere/websphere-application-server-libertyOther threatsAffected
  • >=17.0.0.3 <=26.0.0.10
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Until an official fix is available, restrict Reader role assignments to trusted users only and monitor for any unusual access patterns.

Description

IBM WebSphere Application Server Liberty versions 17.0.0.3 through 26.0.0.10 contain a vulnerability that could allow an authenticated user with the Reader role to access sensitive information. The vulnerability has a medium severity with a CVSS score of 4.3. No public exploits or patches are currently documented.

References

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