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PHP CVE-2026-22205

HIGH
Authentication Bypass Using an Alternate Path or Channel (CWE-288)
2026-02-26 disclosure@vulncheck.com
PHP Authentication Bypass Spip
7.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:56 vuln.today
CVE Published
Feb 26, 2026 - 21:28 nvd
HIGH 7.5

DescriptionCVE.org

SPIP versions prior to 4.4.10 contain an authentication bypass vulnerability caused by PHP type juggling that allows unauthenticated attackers to access protected information. Attackers can exploit loose type comparisons in authentication logic to bypass login verification and retrieve sensitive internal data.

AnalysisAI

Spip versions up to 4.4.10 contains a vulnerability that allows attackers to access protected information (CVSS 7.5).

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  • Risk assessment & exploitation conditions
  • Attack chain visualization
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Send crafted authentication request
Exploit
Exploit PHP type juggling in comparison
Execution
Bypass login verification logic
Impact
Access protected sensitive data
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Vulnerability AssessmentAI

Exploitation SPIP versions prior to 4.4.10 with PHP type juggling vulnerability in authentication logic. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 7.5 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker without authentication could exploit this vulnerability to access protected information.
Remediation Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: Inventory all SPIP installations and identify affected versions (≤4.4.10); assess what sensitive data each instance handles. …

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Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-22205 vulnerability details – vuln.today
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