{"items":[{"id":"NVI-00011851","kind":"vulnerability","title":"virtualenv activation scripts run code from a path that contains a placeholder name","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-8rjx-v5ww-45pp","CVE-2026-113776"],"plain_summary":"GitHub lists this reviewed advisory for virtualenv. 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-091bcd207360032a6edf70ba699600f6"],"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":"CVSS","as_of":"2026-10-21T16:39:39.000Z","value":"7.8 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4431aa24d5b791782ee07783795687f5"},{"kind":"CVSS","as_of":"2026-10-28T15:17:04.007Z","value":"7.8 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-38482024e088546ac5068724fb75154d"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.269%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.19071. Missing scores are unknown.","source_id":"sr-091bcd207360032a6edf70ba699600f6"}],"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-4431aa24d5b791782ee07783795687f5","url":"https://github.com/advisories/GHSA-8rjx-v5ww-45pp","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8rjx-v5ww-45pp","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"},{"id":"sr-38482024e088546ac5068724fb75154d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113776","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-113776","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:44.915Z"},{"id":"sr-091bcd207360032a6edf70ba699600f6","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-2026-113776","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.841Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4431aa24d5b791782ee07783795687f5"],"technology":"virtualenv","known_exclusions":[],"conditions_summary":"### Impact\n\n`ViaTemplateActivator.instantiate_template` replaces the placeholders in an activation template one key at a time, each across the whole text. When a value that it already substituted and quoted contains the name of a later placeholder, the later pass rewrites that name inside the quoted literal. The inserted value brings its own quotes, which close the outer literal, and the rest of the path runs as code when a user activates the environment.\n\n`__VIRTUAL_NAME__` holds the environment's directory name, so a destination such as `A__VIRTUAL_NAME__B/x'$(touch PWNED)'y` is enough. In the default `activate` for bash, the `VIRTUAL_ENV` line renders as:\n\n```sh\nVIRTUAL_ENV='/tmp/t/A'x'\"'\"'$(touch PWNED)'\"'\"'y'B/x'\"'\"'$(touch PWNED)'\"'\"'y'\n```\n\nSourcing that script runs `touch PWNED`. The same payload in a path without the placeholder name runs nothing. `activate.fish` runs the command the same way, and the reporter also showed Python code execution through `activate.xsh` and `bin/activate_this.py`. In `activate.csh`, a directory named after a prompt display placeholder, such as `__VIRTUAL_PROMPT_DISPLAY_TCSH__`, breaks the script with `Unmatched '''`.\n\nNo change to `quote()` ca","public_affected_ranges":[">= 20.26.6, <= 21.14.1"]}],"null_published_at":"2026-11-03T17:49:15.030Z","source_updated_at":"2026-10-21T16:39:39.000Z","source_disclosed_at":"2026-10-21T16:39:38.000Z","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":"2026-10-31T23:13:39.183Z"},{"id":"NVI-00011851","kind":"vulnerability","title":"virtualenv activation scripts run code from a path that contains a placeholder name","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-8rjx-v5ww-45pp","CVE-2026-113776"],"plain_summary":"GitHub lists this reviewed advisory for virtualenv. 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-38482024e088546ac5068724fb75154d"],"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":"CVSS","as_of":"2026-10-21T16:39:39.000Z","value":"7.8 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4431aa24d5b791782ee07783795687f5"},{"kind":"CVSS","as_of":"2026-10-28T15:17:04.007Z","value":"7.8 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-38482024e088546ac5068724fb75154d"}],"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-4431aa24d5b791782ee07783795687f5","url":"https://github.com/advisories/GHSA-8rjx-v5ww-45pp","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8rjx-v5ww-45pp","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"},{"id":"sr-38482024e088546ac5068724fb75154d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113776","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-113776","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:44.915Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4431aa24d5b791782ee07783795687f5"],"technology":"virtualenv","known_exclusions":[],"conditions_summary":"### Impact\n\n`ViaTemplateActivator.instantiate_template` replaces the placeholders in an activation template one key at a time, each across the whole text. When a value that it already substituted and quoted contains the name of a later placeholder, the later pass rewrites that name inside the quoted literal. The inserted value brings its own quotes, which close the outer literal, and the rest of the path runs as code when a user activates the environment.\n\n`__VIRTUAL_NAME__` holds the environment's directory name, so a destination such as `A__VIRTUAL_NAME__B/x'$(touch PWNED)'y` is enough. In the default `activate` for bash, the `VIRTUAL_ENV` line renders as:\n\n```sh\nVIRTUAL_ENV='/tmp/t/A'x'\"'\"'$(touch PWNED)'\"'\"'y'B/x'\"'\"'$(touch PWNED)'\"'\"'y'\n```\n\nSourcing that script runs `touch PWNED`. The same payload in a path without the placeholder name runs nothing. `activate.fish` runs the command the same way, and the reporter also showed Python code execution through `activate.xsh` and `bin/activate_this.py`. In `activate.csh`, a directory named after a prompt display placeholder, such as `__VIRTUAL_PROMPT_DISPLAY_TCSH__`, breaks the script with `Unmatched '''`.\n\nNo change to `quote()` ca","public_affected_ranges":[">= 20.26.6, <= 21.14.1"]}],"null_published_at":"2026-11-03T10:03:31.394Z","source_updated_at":"2026-10-21T16:39:39.000Z","source_disclosed_at":"2026-10-21T16:39:38.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T23:13:39.183Z"},{"id":"NVI-00011851","kind":"vulnerability","title":"virtualenv activation scripts run code from a path that contains a placeholder name","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8rjx-v5ww-45pp","CVE-2026-113776"],"plain_summary":"GitHub lists this reviewed advisory for virtualenv. 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-4431aa24d5b791782ee07783795687f5"],"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":"CVSS","as_of":"2026-10-21T16:39:39.000Z","value":"7.8 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4431aa24d5b791782ee07783795687f5"}],"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-4431aa24d5b791782ee07783795687f5","url":"https://github.com/advisories/GHSA-8rjx-v5ww-45pp","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8rjx-v5ww-45pp","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4431aa24d5b791782ee07783795687f5"],"technology":"virtualenv","known_exclusions":[],"conditions_summary":"### Impact\n\n`ViaTemplateActivator.instantiate_template` replaces the placeholders in an activation template one key at a time, each across the whole text. When a value that it already substituted and quoted contains the name of a later placeholder, the later pass rewrites that name inside the quoted literal. The inserted value brings its own quotes, which close the outer literal, and the rest of the path runs as code when a user activates the environment.\n\n`__VIRTUAL_NAME__` holds the environment's directory name, so a destination such as `A__VIRTUAL_NAME__B/x'$(touch PWNED)'y` is enough. In the default `activate` for bash, the `VIRTUAL_ENV` line renders as:\n\n```sh\nVIRTUAL_ENV='/tmp/t/A'x'\"'\"'$(touch PWNED)'\"'\"'y'B/x'\"'\"'$(touch PWNED)'\"'\"'y'\n```\n\nSourcing that script runs `touch PWNED`. The same payload in a path without the placeholder name runs nothing. `activate.fish` runs the command the same way, and the reporter also showed Python code execution through `activate.xsh` and `bin/activate_this.py`. In `activate.csh`, a directory named after a prompt display placeholder, such as `__VIRTUAL_PROMPT_DISPLAY_TCSH__`, breaks the script with `Unmatched '''`.\n\nNo change to `quote()` ca","public_affected_ranges":[">= 20.26.6, <= 21.14.1"]}],"null_published_at":"2026-11-01T01:03:56.610Z","source_updated_at":"2026-10-21T16:39:39.000Z","source_disclosed_at":"2026-10-21T16:39:38.000Z","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":"2026-10-31T23:13:39.183Z"}],"next_cursor":null,"snapshot_revision":"42594"}