Security readout for executives and security teams
Plain-English summary
Casdoor may accept SAML login assertions even when their valid time window has expired or has not started. For organizations using Casdoor for SAML single sign-on, this weakens a core session control and may let stale assertions result in sessions. The source bundle does not show confirmed active exploitation.
Executive priority
Treat as high priority for any Casdoor-backed SAML SSO environment. Prioritize internet-facing or broadly used identity deployments because authentication control failures can affect many downstream applications.
Technical view
In Casdoor 2.362.0 and earlier, gosaml2 reports SAML NotOnOrAfter and NotBefore validation results in WarningInfo, but ParseSamlResponse() does not read that field before issuing a user session. The library computes time-bound warnings, but Casdoor silently discards them.
Likely exposure
Exposure is most likely where Casdoor 2.362.0 or earlier is deployed and SAML authentication is enabled. The bundle does not identify affected configurations beyond Casdoor and SAML response parsing.
Exploitation context
The CVSS vector indicates network reachability, low complexity, no privileges, and no user interaction. The bundle marks KEV as false and provides no cited evidence of active exploitation.
Researcher notes
Evidence is specific to SAML assertion time-bound handling. The source bundle does not provide a named fixed version, exploit proof, or observed exploitation. Avoid assuming non-SAML Casdoor deployments are affected without vendor confirmation.
Mitigation direction
- Inventory Casdoor deployments and confirm exact running versions.
- Check CERT and Casdoor vendor guidance for fixed versions or official mitigations.
- Upgrade or apply vendor-provided remediation when available and tested.
- Temporarily reduce reliance on affected SAML flows where business risk justifies it.
- Monitor authentication logs for unusual SAML session issuance patterns.
Validation and detection
- Confirm whether Casdoor is version 2.362.0 or earlier.
- Determine whether SAML login is enabled for each Casdoor deployment.
- Review release notes or vendor advisories before declaring remediation complete.
- Verify logs show expected SAML authentication behavior after remediation.
- Document compensating controls if immediate upgrade is not possible.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-613: Exact CWE lookup
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Open ATT&CK lookupCVE-2026-9096 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H3.93.6CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.cert.org/vuls/id/780781CVE reference, certcc
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Insufficient Session Expiration
Insufficient Session Expiration represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.