{"id":"CVE-2026-53872","aliases":[],"cve":{"records":[{"id":"CVE-2026-53872","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-06-10T21:23:54.283Z","published":"2026-06-17T15:05:02.203Z","modified":"2026-11-08T14:05:10.272Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-11-08T14:05:10.272Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-06-17T17:36:17.833Z"}],"references":[{"url":"https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9726-w42j-3qjr","tags":["vendor-advisory"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/picklescan-arbitrary-file-read-via-unsafe-pickle-deserialization","tags":["third-party-advisory"],"source":"VulnCheck"},{"url":"https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9726-w42j-3qjr","tags":["exploit"],"source":"CISA-ADP"}],"weaknesses":[{"id":"CWE-22","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mmaitre314:picklescan:*:*:*:*:*:*:*:*","versionEndExcluding":"0.0.35"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-06-17T17:34:46.216036Z","decisions":[{"name":"Exploitation","value":"poc"},{"name":"Automatable","value":"yes"},{"name":"Technical Impact","value":"partial"}]}]},"title":"picklescan - Arbitrary File Read via Unsafe Pickle Deserialization","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"picklescan before 0.0.35 contains an unsafe pickle deserialization vulnerability allowing unauthenticated attackers to read arbitrary server files by chaining io.FileIO and urllib.request.urlopen. Attackers can bypass RCE-focused blocklists to exfiltrate sensitive data like /etc/passwd to external servers.","score":8.7,"severity":"high","published":"2026-06-17T15:05:02.203Z","modified":"2026-11-08T14:05:10.272Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"picklescan","name":"picklescan","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"0.0.35","versionType":"semver"},{"version":"0.0.35","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected","packageURL":"pkg:pypi/picklescan","packageIdentity":{"ecosystem":"PyPI","name":"picklescan"},"cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-53872"}],"remediation":[],"references":["https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9726-w42j-3qjr","https://www.vulncheck.com/advisories/picklescan-arbitrary-file-read-via-unsafe-pickle-deserialization"],"sources":[{"name":"CVE","id":"CVE-2026-53872","modified":"2026-11-08T14:05:10.272Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-53872"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.7},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5}],"sourceAffected":[],"observedAt":"2026-11-08T14:23:51.163Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T03:25:32.551Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-09T00:00:53.745Z","attemptedAt":"2026-11-09T00:00:53.745Z"},{"source":"GHSA","status":"available","checkedAt":"2026-11-09T00:00:35.048Z","attemptedAt":"2026-11-09T00:00:35.048Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-09T00:00:35.343Z","attemptedAt":"2026-11-09T00:00:35.343Z"},{"source":"EPSS","status":"available","checkedAt":"2026-11-09T00:00:35.424Z","attemptedAt":"2026-11-09T00:00:35.424Z"}],"evidence":[{"source":"GitHub Advisory Database","id":"GHSA-9726-w42j-3qjr","url":"https://github.com/advisories/GHSA-9726-w42j-3qjr","modified":"2026-06-18T14:46:27Z","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","checkedAt":"2026-11-09T00:00:35.048Z"},{"source":"ENISA EUVD","id":"EUVD-2026-37738","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-37738","modified":"Nov 8, 2026, 2:05:10 PM","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","checkedAt":"2026-11-09T00:00:35.343Z"},{"source":"FIRST EPSS","id":"CVE-2026-53872","url":"https://www.first.org/epss/","probability":0.00509,"percentile":0.43705,"date":"2026-11-08","checkedAt":"2026-11-09T00:00:35.424Z"},{"source":"NVD","id":"CVE-2026-53872","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53872","modified":"2026-06-17T20:21:59.863","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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","checkedAt":"2026-11-09T00:00:53.745Z"},{"source":"NVD","id":"CVE-2026-53872","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53872","modified":"2026-06-17T20:21:59.863","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","checkedAt":"2026-11-09T00:00:53.745Z"}],"aiSummary":{"text":"Picklescan before version 0.0.35 has an unsafe pickle deserialization vulnerability, allowing unauthenticated attackers to read arbitrary server files. The weakness is due to improper limitation of a pathname to a restricted directory. This may allow attackers to exfiltrate sensitive data.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-08T15:46:11.734Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-53872"}]}}