Auth bypass in B3log Solo
CVE-2026-111610
B3log Solo through 4.4.0 contains a missing authorization vulnerability in ArticleConsole that allows authenticated authors to access other authors' articles by omitting per-author ownership checks. Attackers can query the console articles status endpoint to list other authors' drafts, probe draft content via the k parameter, and use push2rhy to push others' articles to the Rhythm community.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@hieuPenguinnn/solo-article-console-cross-author-authz (third-party-advisory)
- github.com/88250/solo/blob/v4.4.0/src/main/java/org/b3log/solo/processor/consol… (technical-description)
- github.com/88250/solo/blob/v4.4.0/src/main/java/org/b3log/solo/service/ArticleQ… (technical-description)
- github.com/88250/solo (product)
- www.vulncheck.com/advisories/b3log-solo-through-4.4.0-missing-authorization-in-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111610?
- CVE-2026-111610 is a medium-severity vulnerability in B3log Solo, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2026-10-16.
- How severe is CVE-2026-111610?
- Medium severity. CVSS v3 base score is 5.4 out of 10.