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TI-2021-09034 Aliases CVE-2021-27582GHSA-8p36-q63g-68qh

org/mitre/oauth2/web/OAuthConfirmationController.java in the OpenID Connect server…

Priority MEDIUM 44CWE-1321Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
High · High · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-915.

Summary

org/mitre/oauth2/web/OAuthConfirmationController.java in the OpenID Connect server implementation for MITREid Connect through 1.3.3 contains a Mass Assignment (aka Autobinding) vulnerability. This arises due to unsafe usage of the @ModelAttribute annotation during the OAuth authorization flow, in which HTTP request parameters affect an authorizationRequest.

Why it matters now

EPSS 0.02222 82nd percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—org.mitre:openid-connect-parent (Maven)up to 1.3.3—No fix listedGHSA-8p36-q63g-68qh
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • org.mitre:openid-connect-parent (Maven) Vendor— Affected up to 1.3.3 Fixed in — No fix listed GHSA-8p36-q63g-68qh

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mitreid:connect:*:*:*:*:*:*:*:*up to 1.3.3VulnerableMitreid
  • cpe:2.3:a:mitreid:connect:*:*:*:*:*:*:*:* Versions up to 1.3.3 Vulnerable ·Mitreid

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-27582
  2. 2026-10-03 Alias added: GHSA-8p36-q63g-68qh

References

Exploit 2

Patch 1

Advisory 1

Other 1

  • TI-2021-08394 The OpenID Connect server implementation for MITREid Connect through 1.3.3 contains a… CVSS 3.1CRITICAL 9.1
  • TI-2020-04475 The OpenID Connect reference implementation for MITREid Connect through 1.3.3 allows XSS… CVSS 3.1MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences