CVE Explorer
CVE-2026-4420
Bludit is vulnerable to Stored Cross-Site Scripting (XSS) in its page creating functionality. An authenticated attacker with page creation privileges (such as Author, Editor, or Administrator) can embed a malicious JavaScript payload in the tags field of a newly created article. This payload will be executed when a victim visits the URL of the uploaded resource. The uploaded resource itself is accessible without authentication. Critically, this vulnerability could be used to automatically create
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"collectionURL":"https://github.com","defaultStatus":"unknown","packageName":"bludit","product":"Bludit","repo":"https://github.com/bludit/bludit","vendor":"Bludit","versions":[{"status":"affected","version":"3.17.2","versionType":"semver"},{"status":"affected","version":"3.18.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4a5de14315f892590b69b9cfcd55e383c5f22495c6f633c1697da1b95c7e632d · sha256:5194a3c4c98cea5a… · /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":5.1,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"L…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4a5de14315f892590b69b9cfcd55e383c5f22495c6f633c1697da1b95c7e632d · sha256:5194a3c4c98cea5a… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4a5de14315f892590b69b9cfcd55e383c5f22495c6f633c1697da1b95c7e632d · sha256:5194a3c4c98cea5a… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"tags":["third-party-advisory"],"url":"https://cert.pl/en/posts/2026/04/CVE-2026-4420"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4a5de14315f892590b69b9cfcd55e383c5f22495c6f633c1697da1b95c7e632d · sha256:5194a3c4c98cea5a… · /containers/cna/references/0
{"tags":["product"],"url":"https://github.com/bludit/bludit/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4a5de14315f892590b69b9cfcd55e383c5f22495c6f633c1697da1b95c7e632d · sha256:5194a3c4c98cea5a… · /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.