CVE-2026-7722
A vulnerability was detected in PrefectHQ prefect up to 3.6.21. This impacts the function endswith of the file /api/health of the component Health Check API. Performing a manipulation results in improper authentication. The attack is possible to be carried out remotely. The exploit is now public and may be used. Upgrading to version 3.6.22 will fix this issue. The patch is named e21617125335025b4b27e7d6f0ca028e8e8f3b79. Upgrading the affected component is recommended. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.77%
- Percentil entre todas las CVEs puntuadas: 54
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-287
Referencias
- https://gist.github.com/nedlir/f576abbb0e491dc9bb7e106c140dda04
- https://github.com/PrefectHQ/prefect/
- https://github.com/PrefectHQ/prefect/commit/e21617125335025b4b27e7d6f0ca028e8e8f3b79
- https://github.com/PrefectHQ/prefect/pull/21063
- https://github.com/PrefectHQ/prefect/releases/tag/3.6.22
- https://vuldb.com/submit/807255
- https://vuldb.com/vuln/360898
- https://vuldb.com/vuln/360898/cti
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-7722",
"cveTags": [],
"metrics": {
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{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-7722",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-05-04T12:56:10.889706Z"
}
}
],
"cvssMetricV2": [
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"type": "Secondary",
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"cvssData": {
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"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
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"type": "Secondary",
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"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
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"cvssMetricV40": [
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"type": "Secondary",
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"cvssData": {
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"version": "4.0",
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"baseScore": 5.5,
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"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"valueDensity": "NOT_DEFINED",
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"exploitMaturity": "PROOF_OF_CONCEPT",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "NONE",
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"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"confidentialityRequirement": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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"affected": [
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"affectedData": [
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"modules": [
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],
"product": "prefect",
"versions": [
{
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{
"status": "affected",
"version": "3.6.1"
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{
"status": "affected",
"version": "3.6.2"
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{
"status": "affected",
"version": "3.6.3"
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{
"status": "affected",
"version": "3.6.4"
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{
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{
"status": "affected",
"version": "3.6.6"
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{
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{
"status": "affected",
"version": "3.6.8"
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{
"status": "affected",
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{
"status": "affected",
"version": "3.6.10"
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{
"status": "affected",
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{
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{
"status": "affected",
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{
"status": "affected",
"version": "3.6.14"
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{
"status": "affected",
"version": "3.6.15"
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{
"status": "affected",
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"status": "affected",
"version": "3.6.19"
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{
"status": "affected",
"version": "3.6.20"
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{
"status": "affected",
"version": "3.6.21"
},
{
"status": "unaffected",
"version": "3.6.22"
}
]
}
]
}
],
"published": "2026-05-04T03:16:12.967",
"references": [
{
"url": "https://gist.github.com/nedlir/f576abbb0e491dc9bb7e106c140dda04",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/PrefectHQ/prefect/",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/PrefectHQ/prefect/commit/e21617125335025b4b27e7d6f0ca028e8e8f3b79",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/PrefectHQ/prefect/pull/21063",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/PrefectHQ/prefect/releases/tag/3.6.22",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/submit/807255",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/360898",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/360898/cti",
"source": "cna@vuldb.com"
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],
"vulnStatus": "Deferred",
"weaknesses": [
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"type": "Secondary",
"source": "cna@vuldb.com",
"description": [
{
"lang": "en",
"value": "CWE-287"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in PrefectHQ prefect up to 3.6.21. This impacts the function endswith of the file /api/health of the component Health Check API. Performing a manipulation results in improper authentication. The attack is possible to be carried out remotely. The exploit is now public and may be used. Upgrading to version 3.6.22 will fix this issue. The patch is named e21617125335025b4b27e7d6f0ca028e8e8f3b79. Upgrading the affected component is recommended. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product."
}
],
"lastModified": "2026-06-17T11:02:52.160",
"sourceIdentifier": "cna@vuldb.com"
}