CVE-2026-109143

A vulnerability was determined in calcom cal.com and cal.diy up to 6.2.0. This vulnerability affects the function credentials.delete of the file /api/trpc/credentials/delete of the component Credentials Handler. This manipulation of the argument teamId causes improper privilege management. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 5.4 MEDIUM
CVSS v2.0 5.5 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:P

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://gist.github.com/k4z01/7f7739e59ae595f7bdd45922adf2b547
https://vuldb.com/cve/CVE-2026-109143
https://vuldb.com/submit/978033
https://vuldb.com/vuln/416882
https://vuldb.com/vuln/416882/cti

Configurations

No configuration.

History

13 Oct 2026, 09:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-13 09:17

Updated : 2026-10-16 18:17

NVD link : CVE-2026-109143

Mitre link : CVE-2026-109143

CVE.ORG link : CVE-2026-109143

JSON object : View

Products Affected

No product.

CWE

CWE-266

Incorrect Privilege Assignment

CWE-269

Improper Privilege Management

{"id": "CVE-2026-109143", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-109143", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-16T16:27:50.642868Z"}}], "cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 5.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 2.5, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 2.1, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "LOW", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/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", "exploitMaturity": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "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"}}]}, "affected": [{"source": "cna@vuldb.com", "affectedData": [{"cpes": ["cpe:2.3:a:calcom:cal.com:*:*:*:*:*:*:*:*"], "vendor": "calcom", "modules": ["Credentials Handler"], "product": "cal.com", "versions": [{"status": "affected", "version": "6.0"}, {"status": "affected", "version": "6.1"}, {"status": "affected", "version": "6.2.0"}]}, {"cpes": ["cpe:2.3:a:calcom:cal.diy:*:*:*:*:*:*:*:*"], "vendor": "calcom", "modules": ["Credentials Handler"], "product": "cal.diy", "versions": [{"status": "affected", "version": "6.0"}, {"status": "affected", "version": "6.1"}, {"status": "affected", "version": "6.2.0"}]}]}], "published": "2026-10-13T09:17:16.093", "references": [{"url": "https://gist.github.com/k4z01/7f7739e59ae595f7bdd45922adf2b547", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/cve/CVE-2026-109143", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/submit/978033", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/416882", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/416882/cti", "source": "cna@vuldb.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-266"}, {"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in calcom cal.com and cal.diy up to 6.2.0. This vulnerability affects the function credentials.delete of the file /api/trpc/credentials/delete of the component Credentials Handler. This manipulation of the argument teamId causes improper privilege management. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way."}], "lastModified": "2026-10-16T18:17:30.097", "sourceIdentifier": "cna@vuldb.com"}