CVE Explorer
CVE-2026-30917
Bucket is a MediaWiki extension to store and retrieve structured data on articles. Prior to 2.1.1, a stored XSS can be inserted into any Bucket table field that has a PAGE type, which will execute whenever a user views that table's corresponding Bucket namespace page. This vulnerability is fixed in 2.1.1.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"mediawiki-extensions-Bucket","vendor":"weirdgloop","versions":[{"status":"affected","version":"< 2.1.1"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:dbbd58566454a8c27365e637312a69c1137a645876dcb6dd78c4fed3c9624c23 · sha256:6d584ec1846434d3… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:dbbd58566454a8c27365e637312a69c1137a645876dcb6dd78c4fed3c9624c23 · sha256:6d584ec1846434d3… · /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:dbbd58566454a8c27365e637312a69c1137a645876dcb6dd78c4fed3c9624c23 · sha256:6d584ec1846434d3… · /containers/cna/problemTypes/0/descriptions/0
Source references
3 source assertions{"name":"https://github.com/weirdgloop/mediawiki-extensions-Bucket/commit/46ec08876ba9064987f20e8f42690854202a73ff","tags":["x_refsource_MISC"],"url":"https://github.com/weirdgloop/mediawiki-extensions-Bucket/commit/46ec08876ba9064987f20e8f42690854202a73ff"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:dbbd58566454a8c27365e637312a69c1137a645876dcb6dd78c4fed3c9624c23 · sha256:6d584ec1846434d3… · /containers/cna/references/1
{"name":"https://github.com/weirdgloop/mediawiki-extensions-Bucket/commit/cba9cf9c8751e9f3e6d559f44cadc39b84f7bff6","tags":["x_refsource_MISC"],"url":"https://github.com/weirdgloop/mediawiki-extensions-Bucket/commit/cba9cf9c8751e9f3e6d559f44cadc39b84f7bff6"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:dbbd58566454a8c27365e637312a69c1137a645876dcb6dd78c4fed3c9624c23 · sha256:6d584ec1846434d3… · /containers/cna/references/2
{"name":"https://github.com/weirdgloop/mediawiki-extensions-Bucket/security/advisories/GHSA-8jrp-37wc-5v7c","tags":["x_refsource_CONFIRM"],"url":"https://github.com/weirdgloop/mediawiki-extensions-Bucket/security/advisories/GHSA-8jrp-37wc-5v7c"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:dbbd58566454a8c27365e637312a69c1137a645876dcb6dd78c4fed3c9624c23 · sha256:6d584ec1846434d3… · /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.