CVE Explorer
CVE-2026-57311
Windu CMS does not validate types of uploaded files. An authenticated attacker can upload arbitrary files, including PHP. This can lead to Remote Code Execution.
Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 4.1 but may also affect other versions.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unknown","product":"Windu CMS","vendor":"JCD","versions":[{"status":"affected","version":"4.1","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:c2b87905159cffc486ecaf461afe176b2646935c913e9d7462a13278155ab673 · sha256:53fc4c3da5079b39… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.3,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NO…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:c2b87905159cffc486ecaf461afe176b2646935c913e9d7462a13278155ab673 · sha256:53fc4c3da5079b39… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-434","description":"CWE-434 Unrestricted Upload of File with Dangerous Type","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:c2b87905159cffc486ecaf461afe176b2646935c913e9d7462a13278155ab673 · sha256:53fc4c3da5079b39… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"tags":["third-party-advisory"],"url":"https://cert.pl/posts/2026/07/CVE-2026-57309"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:c2b87905159cffc486ecaf461afe176b2646935c913e9d7462a13278155ab673 · sha256:53fc4c3da5079b39… · /containers/cna/references/0
{"tags":["product"],"url":"https://windu.org"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:c2b87905159cffc486ecaf461afe176b2646935c913e9d7462a13278155ab673 · sha256:53fc4c3da5079b39… · /containers/cna/references/1
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.