Auth bypass in Liangliangyy Djangoblog
CVE-2026-6609
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (25.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Liangliangyy Djangoblog — versions 2.1.0
Weakness classification (CWE)
References
- vuldb.com/vuln/358244 (technical-description, vdb-entry)
- vuldb.com/vuln/358244/cti (signature, permissions-required)
- vuldb.com/submit/790288 (third-party-advisory)
- github.com/3em0/cve_repo/blob/main/DjangoBlog/Vuln-6-OAuth-Email-Binding-IDOR.md (exploit)
Frequently asked questions
- What is CVE-2026-6609?
- CVE-2026-6609 is a medium-severity vulnerability in Liangliangyy Djangoblog, classified under Incorrect Privilege Assignment. CVSS score: 6.3/10. Published 2026-04-20.
- How severe is CVE-2026-6609?
- Medium severity. CVSS v3 base score is 6.3 out of 10.