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Fencer Vulns
high 8.5

CVE-2026-45048 json

OpenAM Authenticated Privilege Escalation via Raw Token Disclosure Session RPC

published 2026-06-23 4 mo ago modified 2026-10-28 11 d ago also EUVD-2026-78357 , GHSA-vvhj-w2jq-263q

cvss
8.5
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 37%
public exploits
0
none known

Summary

Open Access Management (OpenAM) is an access management solution. Prior to 16.1.1, SessionRequestHandler in the session management endpoint does not enforce ownership or privilege checks when a low-privileged authenticated user queries session information in deployments using stateful session storage. A requester who knows a target identity identifier can retrieve another user's active session credentials, including credentials for a more privileged account, and use them to hijack that session. This issue is fixed in version 16.1.1.

Patch / fix

  • maven org.openidentityplatform.openam:openam-core 16.1.1
  • openidentityplatform openam 16.1.1
  • org.openidentityplatform.openam openam-core 16.1.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
53 d ago

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
GitHub 3.1 8.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven org.openidentityplatform.openam:openam-core
<16.1.1
16.1.1

Affected products

  • OpenIdentityPlatform OpenAM

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
  • CWE-285 Improper Authorization

References

Sources

Fencer Vulns 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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.