{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-50558", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-04T21:34:34.426Z", "datePublished": "2026-07-29T15:34:05.042Z", "dateUpdated": "2026-07-29T17:59:48.113Z"}, "containers": {"cna": {"title": "Penelope unsafe tar extraction allows arbitrary local file write via crafted session archive", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/brightio/penelope/security/advisories/GHSA-f42x-p2mx-hm8r", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/brightio/penelope/security/advisories/GHSA-f42x-p2mx-hm8r"}, {"name": "https://github.com/brightio/penelope/commit/a040afb5db32c7e80b5e8a2f9b2164cf911cfa62", "tags": ["x_refsource_MISC"], "url": "https://github.com/brightio/penelope/commit/a040afb5db32c7e80b5e8a2f9b2164cf911cfa62"}, {"name": "https://github.com/brightio/penelope/releases/tag/v0.20.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/brightio/penelope/releases/tag/v0.20.0"}], "affected": [{"vendor": "brightio", "product": "penelope", "versions": [{"version": "< 0.20.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-29T15:34:05.042Z"}, "descriptions": [{"lang": "en", "value": "Penelope Shell Handler is a post-exploitation shell handler for authorized security testing. Prior to 0.20.0, the Unix download() implementation in penelope.py used tar.extractall(local_download_folder) on tar archives returned by remote sessions without validating member paths, allowing a malicious or compromised session to write files outside the intended download directory and potentially overwrite ~/.penelope/peneloperc. This issue is fixed in version 0.20.0."}], "source": {"advisory": "GHSA-f42x-p2mx-hm8r", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/brightio/penelope/security/advisories/GHSA-f42x-p2mx-hm8r", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-29T17:59:13.087639Z", "id": "CVE-2026-50558", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"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": "2026-07-29T17:59:48.113Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-50558", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-29T17:59:13.087639Z"}}}], "references": [{"url": "https://github.com/brightio/penelope/security/advisories/GHSA-f42x-p2mx-hm8r", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T17:59:43.179Z"}}], "cna": {"title": "Penelope unsafe tar extraction allows arbitrary local file write via crafted session archive", "source": {"advisory": "GHSA-f42x-p2mx-hm8r", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "brightio", "product": "penelope", "versions": [{"status": "affected", "version": "< 0.20.0"}]}], "references": [{"url": "https://github.com/brightio/penelope/security/advisories/GHSA-f42x-p2mx-hm8r", "name": "https://github.com/brightio/penelope/security/advisories/GHSA-f42x-p2mx-hm8r", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/brightio/penelope/commit/a040afb5db32c7e80b5e8a2f9b2164cf911cfa62", "name": "https://github.com/brightio/penelope/commit/a040afb5db32c7e80b5e8a2f9b2164cf911cfa62", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/brightio/penelope/releases/tag/v0.20.0", "name": "https://github.com/brightio/penelope/releases/tag/v0.20.0", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "Penelope Shell Handler is a post-exploitation shell handler for authorized security testing. Prior to 0.20.0, the Unix download() implementation in penelope.py used tar.extractall(local_download_folder) on tar archives returned by remote sessions without validating member paths, allowing a malicious or compromised session to write files outside the intended download directory and potentially overwrite ~/.penelope/peneloperc. This issue is fixed in version 0.20.0."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-22", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-29T15:34:05.042Z"}}}, "cveMetadata": {"cveId": "CVE-2026-50558", "state": "PUBLISHED", "dateUpdated": "2026-07-29T17:59:48.113Z", "dateReserved": "2026-06-04T21:34:34.426Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-07-29T15:34:05.042Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{}

{}

{}