CVE Explorer

CVE-2026-0483

Stored Cross-Site Scripting (XSS) vulnerability in the PDF file upload functionality of Live Helper Chat, versions prior to 4.72. An attacker can upload a malicious PDF file containing an XSS payload, which will be executed in the user's context when they download and open the file via the link generated by the application. The vulnerability allows arbitrary JavaScript code to be executed in the user's local context.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c16b38367e8022f7ed2636e2aab601b12a6b67c4ef62bc5bdd79c505e8496156

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"LiveHelperChat","vendor":"LiveHelperChat","versions":[{"lessThan":"4.72","status":"affected","version":"0","versionType":"custom"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:207f2b96a4794cbeda3d8f50d4cfe7a0d7e3352bf0f52b44d4493b22c84ad738 · sha256:70d1f29b685fad68… · /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":6.9,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpac…

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:207f2b96a4794cbeda3d8f50d4cfe7a0d7e3352bf0f52b44d4493b22c84ad738 · sha256:70d1f29b685fad68… · /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_v5cwe
urn:baitaphish:normalized-source-record:v2:207f2b96a4794cbeda3d8f50d4cfe7a0d7e3352bf0f52b44d4493b22c84ad738 · sha256:70d1f29b685fad68… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"url":"https://www.incibe.es/en/incibe-cert/notices/aviso/stored-cross-site-scripting-xss-vulnerability-livehelperchat"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:207f2b96a4794cbeda3d8f50d4cfe7a0d7e3352bf0f52b44d4493b22c84ad738 · sha256:70d1f29b685fad68… · /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.

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