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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-6841",
"assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
"state": "PUBLISHED",
"assignerShortName": "CERT-PL",
"dateReserved": "2026-04-22T07:09:40.481Z",
"datePublished": "2026-05-21T11:49:07.533Z",
"dateUpdated": "2026-05-21T12:45:14.647Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Request Tracker",
"repo": "https://github.com/bestpractical/rt",
"vendor": "Best Practical",
"versions": [
{
"lessThan": "5.0.10",
"status": "affected",
"version": "5.0.4",
"versionType": "semver"
},
{
"lessThan": "6.0.3",
"status": "affected",
"version": "6.0.0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Aleksander Iwicki (CERT Polska)"
}
],
"datePublic": "2026-05-21T10:38:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.<br><br><span style=\"background-color: rgb(252, 252, 252);\">This vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to&nbsp;6.0.2.</span><br>"
}
],
"value": "Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.\n\nThis vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2."
}
],
"impacts": [
{
"capecId": "CAPEC-591",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-591 Reflected XSS"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "LOW",
"subIntegrityImpact": "LOW",
"userInteraction": "ACTIVE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
"shortName": "CERT-PL",
"dateUpdated": "2026-05-21T11:49:07.533Z"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://cert.pl/en/posts/2026/05/CVE-2026-6841"
},
{
"tags": [
"product"
],
"url": "https://requesttracker.com/request-tracker/"
},
{
"tags": [
"release-notes"
],
"url": "https://docs.bestpractical.com/release-notes/rt/5.0.10"
},
{
"tags": [
"release-notes"
],
"url": "https://docs.bestpractical.com/release-notes/rt/6.0.3"
}
],
"source": {
"discovery": "INTERNAL"
},
"tags": [
"x_open-source"
],
"title": "Reflected XSS in Request Tracker",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-05-21T12:42:30.866693Z",
"id": "CVE-2026-6841",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-05-21T12:45:14.647Z"
}
}
]
}
}