{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-122137", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-04T18:13:12.891Z", "datePublished": "2026-11-04T20:36:55.143Z", "dateUpdated": "2026-11-04T20:36:55.143Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-04T20:36:55.143Z"}, "datePublic": "2026-10-31T00:00:00.000Z", "title": "Powerlevel10k before 1.20.19 Insecure Temporary Directory via gitstatus Installer", "descriptions": [{"lang": "en", "value": "Powerlevel10k before 1.20.19 contains an insecure temporary directory vulnerability in the bundled gitstatus/install script that reuses attacker-creatable directories when mktemp fails. Local attackers can pre-create the predictable gitstatus-install.tmp directory to replace the extracted gitstatusd binary, which then executes with the victim's privileges."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Insecure Temporary File", "cweId": "CWE-377", "type": "CWE"}]}], "affected": [{"vendor": "romkatv", "product": "powerlevel10k", "defaultStatus": "unaffected", "versions": [{"version": "0", "status": "affected", "lessThan": "1.20.19", "versionType": "custom"}]}, {"vendor": "romkatv", "product": "gitstatus", "defaultStatus": "unaffected", "repo": "https://github.com/romkatv/gitstatus", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "1.5.5", "versionType": "custom"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "attackVector": "LOCAL", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/romkatv/powerlevel10k/issues/2972", "tags": ["issue-tracking"], "name": "GitHub Issue #2972"}, {"url": "https://github.com/romkatv/powerlevel10k", "tags": ["product"]}, {"url": "https://github.com/romkatv/gitstatus/commit/5433ecbb9a572d6c92be9feb33642395fccc782b", "tags": ["patch"]}, {"url": "https://github.com/romkatv/powerlevel10k/commit/98bd39fd335e3f9f560e48e5c1957cb2a6a212c4", "tags": ["patch"]}, {"url": "https://github.com/romkatv/powerlevel10k/blob/v1.20.0/gitstatus/install#L255-L256", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: Powerlevel10k before 1.20.19 Insecure Temporary Directory via gitstatus Installer", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/powerlevel10k-before-1.20.19-insecure-temporary-directory-via-gitstatus-installer"}], "credits": [{"lang": "en", "value": "George Chen", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "powerlevel10k", "vendor": "romkatv", "versions": [{"lessThan": "1.20.19", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "gitstatus", "repo": "https://github.com/romkatv/gitstatus", "vendor": "romkatv", "versions": [{"lessThanOrEqual": "1.5.5", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Powerlevel10k before 1.20.19 contains an insecure temporary directory vulnerability in the bundled gitstatus/install script that reuses attacker-creatable directories when mktemp fails. Local attackers can pre-create the predictable gitstatus-install.tmp directory to replace the extracted gitstatusd binary, which then executes with the victim's privileges."}], "id": "CVE-2026-122137", "lastModified": "2026-11-04T21:18:09.807", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-11-04T21:18:09.807", "references": [{"source": "[email protected]", "url": "https://github.com/romkatv/gitstatus/commit/5433ecbb9a572d6c92be9feb33642395fccc782b"}, {"source": "[email protected]", "url": "https://github.com/romkatv/powerlevel10k"}, {"source": "[email protected]", "url": "https://github.com/romkatv/powerlevel10k/blob/v1.20.0/gitstatus/install#L255-L256"}, {"source": "[email protected]", "url": "https://github.com/romkatv/powerlevel10k/commit/98bd39fd335e3f9f560e48e5c1957cb2a6a212c4"}, {"source": "[email protected]", "url": "https://github.com/romkatv/powerlevel10k/issues/2972"}, {"source": "[email protected]", "url": "https://www.vulncheck.com/advisories/powerlevel10k-before-1.20.19-insecure-temporary-directory-via-gitstatus-installer"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-377"}], "source": "[email protected]", "type": "Primary"}]}

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