{"id":"CVE-2025-22153","state":"PUBLISHED","title":"try/except* clauses could allow bypass RestrictedPython via type confusion bug in the CPython interpreter","description":"RestrictedPython is a tool that helps to define a subset of the Python language which allows to provide a program input into a trusted environment. Via a type confusion bug in versions of the CPython interpreter starting in 3.11 and prior to 3.13.2 when using `try/except*`, RestrictedPython starting in version 6.0 and prior to version 8.0 could be bypassed. The issue is patched in version 8.0 of RestrictedPython by removing support for `try/except*` clauses. No known workarounds are available.","publishedAt":"2025-01-23T17:34:27.056Z","updatedAt":"2025-02-12T20:41:29.946Z","severity":{"score":7.9,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["zopefoundation RestrictedPython"],"affected":[{"vendor":"zopefoundation","product":"RestrictedPython","versions":[{"version":">= 6.0, < 8.0","status":"affected"}]}],"references":["https://github.com/zopefoundation/RestrictedPython/security/advisories/GHSA-gmj9-h825-chq2","https://github.com/zopefoundation/RestrictedPython/commit/48a92c5bb617a647cffd0dadd4d5cfe626bcdb2f"],"weaknesses":["CWE-843"],"ingestedAt":"2026-10-29T20:08:39.238Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/22xxx/CVE-2025-22153.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-22153","state":"PUBLISHED","datePublished":"2025-01-23T17:34:27.056Z","dateUpdated":"2025-02-12T20:41:29.946Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2024-12-30T03:00:33.655Z"},"containers":{"cna":{"title":"try/except* clauses could allow bypass RestrictedPython via type confusion bug in the CPython interpreter","descriptions":[{"lang":"en","value":"RestrictedPython is a tool that helps to define a subset of the Python language which allows to provide a program input into a trusted environment. Via a type confusion bug in versions of the CPython interpreter starting in 3.11 and prior to 3.13.2 when using `try/except*`, RestrictedPython starting in version 6.0 and prior to version 8.0 could be bypassed. The issue is patched in version 8.0 of RestrictedPython by removing support for `try/except*` clauses. No known workarounds are available."}],"affected":[{"vendor":"zopefoundation","product":"RestrictedPython","versions":[{"version":">= 6.0, < 8.0","status":"affected"}]}],"references":[{"url":"https://github.com/zopefoundation/RestrictedPython/security/advisories/GHSA-gmj9-h825-chq2","name":"https://github.com/zopefoundation/RestrictedPython/security/advisories/GHSA-gmj9-h825-chq2","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/zopefoundation/RestrictedPython/commit/48a92c5bb617a647cffd0dadd4d5cfe626bcdb2f","name":"https://github.com/zopefoundation/RestrictedPython/commit/48a92c5bb617a647cffd0dadd4d5cfe626bcdb2f","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.9,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-843","lang":"en","description":"CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2025-01-23T17:34:27.056Z"},"source":{"advisory":"GHSA-gmj9-h825-chq2","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-22153","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-01-23T18:59:04.049782Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-12T20:41:29.946Z"}}]}}}