EUVD-2026-23782
GHSA-q2v9-jfqm-jfw4
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
8DescriptionCVE.org
A flaw has been found in liangliangyy DjangoBlog up to 2.1.0.0. The affected element is the function form_valid of the file oauth/views.py. This manipulation of the argument oauthid causes improper authorization. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
AnalysisAI
Improper authorization in liangliangyy DjangoBlog versions up to 2.1.0.0 allows authenticated remote attackers to manipulate the oauthid parameter in the oauth/views.py form_valid function, bypassing access controls to perform unauthorized operations. The vulnerability has confirmed public exploit code available and affects all instances where OAuth functionality is enabled. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid authenticated user account on the DjangoBlog instance (PR:L satisfied). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 5.3 score with AV:N/AC:L/PR:L vector indicates a network-accessible vulnerability requiring only low-privilege authentication with no user interaction, making it relatively straightforward to exploit. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An authenticated attacker logs into a DjangoBlog instance with a valid user account. The attacker observes or guesses another user's oauthid value from the application's OAuth binding workflow, then crafts a request to the form_valid endpoint in oauth/views.py with a manipulated oauthid parameter pointing to the victim's OAuth association. … |
| Remediation | Immediate action required: upgrade to a version later than 2.1.0.0 if available from the vendor, or apply the authorization validation patch directly to the oauth/views.py form_valid function. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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