VulnSocial

CVE-2026-90942Disclosure

LOWCVSS 9.3 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Casdoor through 4.4.0 fails to properly mask the instance-wide built-in certificate private key in /api/get-certs and /api/get-cert endpoints, allowing organization administrators to retrieve it. Attackers can use the exposed private key to forge JWT tokens for any user in any organization, including global administrators.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-863

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-16: 1Technical Details · 2026-09-16: 109-16
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • Cyber Threat Observatory | Alan Turing Institute@TuringCyberObs
    Disclosure

    CVE-2026-90942 Casdoor Organisation admins could retrieve the instance-wide JWT signing private key, enabling cross-tenant token forgery Full analysis: https://github.com/alan-turing-institute/cyber-threat-observatory/blob/main/reports/2026-09-14/TIER_2_CVE-2026-90942.md #CyberSecurity #IdentitySecurity #VulnerabilityManagement

    Post summary

    The text announces CVE-2026-90942 in Casdoor with specific technical details (JWT key retrieval enabling cross-tenant token forgery) and links to a full analysis, but provides no PoC, exploit tool, active exploitation evidence, or patch information.

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    62 followersView on X

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