{"items":[{"id":"NVI-00009132","kind":"vulnerability","title":"DeepDiff Class Pollution in Delta class leading to DoS, Remote Code Execution, and more","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-mw26-5g2v-hqw3","CVE-2025-58367"],"plain_summary":"GitHub lists this reviewed advisory for deepdiff. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-09cb6b1ccfd65608991ec5b397c3ebc2"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-11-05T12:03:04.000Z","value":"1.197%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.68211. Missing scores are unknown.","source_id":"sr-09cb6b1ccfd65608991ec5b397c3ebc2"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c27672225c8ce096635905279e026289","url":"https://github.com/advisories/GHSA-mw26-5g2v-hqw3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-mw26-5g2v-hqw3","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:51.534Z"},{"id":"sr-09cb6b1ccfd65608991ec5b397c3ebc2","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2025-58367","publisher":"FIRST EPSS","observed_at":"2026-11-06T00:24:57.619Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c27672225c8ce096635905279e026289"],"technology":"deepdiff","known_exclusions":[],"conditions_summary":"### Summary\nPython class pollution is a novel vulnerability categorized under CWE-915. The `Delta` class is vulnerable to class pollution via its constructor, and when combined with a gadget available in DeltaDiff itself, it can lead to Denial of Service and Remote Code Execution (via insecure Pickle deserialization).\n\nThe gadget available in DeepDiff allows `deepdiff.serialization.SAFE_TO_IMPORT` to be modified to allow dangerous classes such as `posix.system`, and then perform insecure Pickle deserialization via the Delta class. This potentially allows any Python code to be executed, given that the input to `Delta` is user-controlled.\n\nDepending on the application where DeepDiff is used, this can also lead to other vulnerabilities. For example, in a web application, it might be possible to bypass authentication via class pollution.\n\n### Details\n\nThe `Delta` class can take different object types as a parameter in its constructor, such as a `DeltaDiff` object, a dictionary, or even just bytes (that are deserialized via Pi","public_affected_ranges":[">= 5.0.0, < 8.6.1"]}],"null_published_at":"2026-11-08T15:11:49.416Z","source_updated_at":"2026-10-27T16:23:00.000Z","source_disclosed_at":"2025-09-03T22:25:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:56:51.534Z"},{"id":"NVI-00009132","kind":"vulnerability","title":"DeepDiff Class Pollution in Delta class leading to DoS, Remote Code Execution, and more","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-mw26-5g2v-hqw3","CVE-2025-58367"],"plain_summary":"GitHub lists this reviewed advisory for deepdiff. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-51da3d3986f2ae114f53d494a973e864"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"1.188%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.67912. Missing scores are unknown.","source_id":"sr-51da3d3986f2ae114f53d494a973e864"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c27672225c8ce096635905279e026289","url":"https://github.com/advisories/GHSA-mw26-5g2v-hqw3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-mw26-5g2v-hqw3","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:51.534Z"},{"id":"sr-51da3d3986f2ae114f53d494a973e864","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2025-58367","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.372Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c27672225c8ce096635905279e026289"],"technology":"deepdiff","known_exclusions":[],"conditions_summary":"### Summary\nPython class pollution is a novel vulnerability categorized under CWE-915. The `Delta` class is vulnerable to class pollution via its constructor, and when combined with a gadget available in DeltaDiff itself, it can lead to Denial of Service and Remote Code Execution (via insecure Pickle deserialization).\n\nThe gadget available in DeepDiff allows `deepdiff.serialization.SAFE_TO_IMPORT` to be modified to allow dangerous classes such as `posix.system`, and then perform insecure Pickle deserialization via the Delta class. This potentially allows any Python code to be executed, given that the input to `Delta` is user-controlled.\n\nDepending on the application where DeepDiff is used, this can also lead to other vulnerabilities. For example, in a web application, it might be possible to bypass authentication via class pollution.\n\n### Details\n\nThe `Delta` class can take different object types as a parameter in its constructor, such as a `DeltaDiff` object, a dictionary, or even just bytes (that are deserialized via Pi","public_affected_ranges":[">= 5.0.0, < 8.6.1"]}],"null_published_at":"2026-10-31T23:18:17.292Z","source_updated_at":"2026-10-27T16:23:00.000Z","source_disclosed_at":"2025-09-03T22:25:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:56:51.534Z"},{"id":"NVI-00009132","kind":"vulnerability","title":"DeepDiff Class Pollution in Delta class leading to DoS, Remote Code Execution, and more","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-mw26-5g2v-hqw3","CVE-2025-58367"],"plain_summary":"GitHub lists this reviewed advisory for deepdiff. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-c27672225c8ce096635905279e026289"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c27672225c8ce096635905279e026289","url":"https://github.com/advisories/GHSA-mw26-5g2v-hqw3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-mw26-5g2v-hqw3","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:51.534Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c27672225c8ce096635905279e026289"],"technology":"deepdiff","known_exclusions":[],"conditions_summary":"### Summary\nPython class pollution is a novel vulnerability categorized under CWE-915. The `Delta` class is vulnerable to class pollution via its constructor, and when combined with a gadget available in DeltaDiff itself, it can lead to Denial of Service and Remote Code Execution (via insecure Pickle deserialization).\n\nThe gadget available in DeepDiff allows `deepdiff.serialization.SAFE_TO_IMPORT` to be modified to allow dangerous classes such as `posix.system`, and then perform insecure Pickle deserialization via the Delta class. This potentially allows any Python code to be executed, given that the input to `Delta` is user-controlled.\n\nDepending on the application where DeepDiff is used, this can also lead to other vulnerabilities. For example, in a web application, it might be possible to bypass authentication via class pollution.\n\n### Details\n\nThe `Delta` class can take different object types as a parameter in its constructor, such as a `DeltaDiff` object, a dictionary, or even just bytes (that are deserialized via Pi","public_affected_ranges":[">= 5.0.0, < 8.6.1"]}],"null_published_at":"2026-10-31T22:13:31.285Z","source_updated_at":"2026-10-27T16:23:00.000Z","source_disclosed_at":"2025-09-03T22:25:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:56:51.534Z"}],"next_cursor":null,"snapshot_revision":"42594"}