CVE Explorer
CVE-2026-66490
Joomla Extension - balbooa.com - Stored cross-site scripting via a comment avatar in Gridbox < 2.20.2
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","packageName":"com_gridbox","product":"Gridbox extension for Joomla","vendor":"balbooa.com","versions":[{"status":"affected","version":"1.0.0-2.20.1"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:87481f2291d2cadb0269087b2230013f0ca055463e54d765fb38a5f187b85f0a · sha256:fd0921fd3830c67f… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:87481f2291d2cadb0269087b2230013f0ca055463e54d765fb38a5f187b85f0a · sha256:fd0921fd3830c67f… · /containers/adp/0/metrics/0/cvssV3_1
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:v2:87481f2291d2cadb0269087b2230013f0ca055463e54d765fb38a5f187b85f0a · sha256:fd0921fd3830c67f… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"tags":["third-party-advisory"],"url":"https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:87481f2291d2cadb0269087b2230013f0ca055463e54d765fb38a5f187b85f0a · sha256:fd0921fd3830c67f… · /containers/cna/references/1
{"tags":["product"],"url":"https://www.balbooa.com/gridbox"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:87481f2291d2cadb0269087b2230013f0ca055463e54d765fb38a5f187b85f0a · sha256:fd0921fd3830c67f… · /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.