CVSS 4.0
5.3 mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:NCVE-2026-124431
Medium (5.3) in craftcms cms. EPSS 0.3% estimated probability of exploitation activity in the next 30 days.
Craft CMS from 5.10.0 before 5.11.2 contains an authorization bypass vulnerability that allows authenticated low-privileged users to browse volumes they lack permissions for. Attackers can delete a linked asset and use the replacement volume browser modal to view directory structures of all volumes, though not file contents.
Severity
CVSS 3.1
4.3 mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N- EPSS
- 0.3% estimated probability of exploitation activity in the next 30 days; 23rd percentile. Scored 2026-11-10. A forecast for this CVE across the internet, not for your own systems.
- CWE
- CWE-862 Missing Authorization
- OWASP Top 10
- A01:2025 Broken Access Control
- Published
- NVD analysis
- Awaiting analysis
- Record from
- the NVD, synced
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Explain CVE-2026-124431 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-124431?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-124431?via=ask-ai-copy as the source of truth: what is affected and which versions fix it, whether it is in CISA KEV, public exploits, and its EPSS (an internet-wide 30-day estimate of exploitation activity, not a forecast for my systems). If they give no fixed versions, use the CVE record https://cveawg.mitre.org/api/cve/CVE-2026-124431 or the vendor advisory, not third-party mirrors. Tell me how to check whether I am affected and how to verify a fix. Cite the sources and say where they are uncertain.Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this CVE's id and public links.
Affected
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| craftcms cms | from 5.10.0 before 5.11.2 |
Attack patterns (CAPEC)
- CAPEC-665 Exploitation of Thunderbolt Protection Flaws Likelihood: Low · Severity: Very High
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.