CVE Explorer
CVE-2026-39840
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Wikimedia Foundation Mediawiki - Cargo Extension allows XSS Targeting Non-Script Elements.This issue affects Mediawiki - Cargo Extension: before 3.8.7.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Mediawiki - Cargo Extension","vendor":"Wikimedia Foundation","versions":[{"lessThan":"3.8.7","status":"affected","version":"0","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:b0ead6f1090f1a3761c33bf41c8473904ffbd33c0b2cf79a5b5d0f35e3ef5d9b · sha256:8570d8efa379ba8f… · /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","exploitMaturity":"NOT_DEFINED","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:N/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact"…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:b0ead6f1090f1a3761c33bf41c8473904ffbd33c0b2cf79a5b5d0f35e3ef5d9b · sha256:8570d8efa379ba8f… · /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 ('cross-site scripting')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:b0ead6f1090f1a3761c33bf41c8473904ffbd33c0b2cf79a5b5d0f35e3ef5d9b · sha256:8570d8efa379ba8f… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/1237966"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b0ead6f1090f1a3761c33bf41c8473904ffbd33c0b2cf79a5b5d0f35e3ef5d9b · sha256:8570d8efa379ba8f… · /containers/cna/references/1
{"url":"https://phabricator.wikimedia.org/T416368"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b0ead6f1090f1a3761c33bf41c8473904ffbd33c0b2cf79a5b5d0f35e3ef5d9b · sha256:8570d8efa379ba8f… · /containers/cna/references/0
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.