{"id":"CVE-2026-77970","aliases":["EEF-CVE-2026-77970","EUVD-2026-68143","GHSA-v645-6jm6-cgpj"],"status":"published","title":"Sensitive fields nested in embedded values are not redacted in AshPaperTrail versions","description":"Cleartext Storage of Sensitive Information vulnerability in ash-project ash_paper_trail allows an attacker with read access to the generated version resource to recover sensitive values nested inside embedded resources, unions, or lists.\n\nsensitive_attributes :redact and :ignore only act on the tracked resource's top-level attributes. maybe_redact_changes/3 and the stored-action-input path in AshPaperTrail.Resource.Changes.CreateNewVersion derive the sensitive set from the resource's own attributes and never descend into embedded, union, or list values, so a non-sensitive attribute or action argument that holds an embed with a sensitive? field (for example an accepted credentials embed carrying a token) is written to the version table in cleartext.\n\nThis issue affects ash_paper_trail: from 0.3.0 before 0.7.0.","severity":{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00121,"percentile":0.01884,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-312"],"published":"2026-08-30T00:18:22Z","modified":"2026-10-28T02:30:34Z","fixes":[{"ecosystem":"Hex","package":"ash_paper_trail","fixed_in":["0.7.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Hex","package":"ash_paper_trail","ranges":[{"type":"SEMVER","events":[{"introduced":"0.3.0"},{"fixed":"0.7.0"}]}],"versions":["0.3.0","0.3.1","0.4.0","0.5.0","0.5.1","0.5.2","0.5.3","0.5.4","0.5.5","0.5.6","0.5.7","0.6.0"]}],"products":[{"vendor":"ash-project","product":"ash_paper_trail"}],"references":[{"url":"https://github.com/ash-project/ash_paper_trail/security/advisories/GHSA-v645-6jm6-cgpj","tags":["vendor-advisory","related","exploit","advisory"]},{"url":"https://cna.erlef.org/cves/CVE-2026-77970.html","tags":["related","web"]},{"url":"https://osv.dev/vulnerability/EEF-CVE-2026-77970","tags":["related","web"]},{"url":"https://github.com/ash-project/ash_paper_trail/commit/0cd4acfe7f48397673d8594fb5e2cd0f1bda6e40","tags":["patch","fix"]},{"url":"https://github.com","tags":["web"]},{"url":"https://repo.hex.pm","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77970.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77970","tags":["advisory"]},{"url":"https://github.com/ash-project/ash_paper_trail","tags":["package"]},{"url":"https://hex.pm/packages/ash_paper_trail","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-77970","title":"Sensitive fields nested in embedded values are not redacted in AshPaperTrail versions","description":"Cleartext Storage of Sensitive Information vulnerability in ash-project ash_paper_trail allows an attacker with read access to the generated version resource to recover sensitive values nested inside embedded resources, unions, or lists.\n\nsensitive_attributes :redact and :ignore only act on the tracked resource's top-level attributes. maybe_redact_changes/3 and the stored-action-input path in AshPaperTrail.Resource.Changes.CreateNewVersion derive the sensitive set from the resource's own attributes and never descend into embedded, union, or list values, so a non-sensitive attribute or action argument that holds an embed with a sensitive? field (for example an accepted credentials embed carrying a token) is written to the version table in cleartext.\n\nThis issue affects ash_paper_trail: from 0.3.0 before 0.7.0.","status":"published","published":"2026-08-30T00:18:22.853Z","modified":"2026-08-31T14:51:59.12Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-312"],"updated_at":"2026-11-02T14:20:15.712761Z"}],"euvd":[{"id":"EUVD-2026-68143","description":"Cleartext Storage of Sensitive Information vulnerability in ash-project ash_paper_trail allows an attacker with read access to the generated version resource to recover sensitive values nested inside embedded resources, unions, or lists.\n\nsensitive_attributes :redact and :ignore only act on the tracked resource's top-level attributes. maybe_redact_changes/3 and the stored-action-input path in AshPaperTrail.Resource.Changes.CreateNewVersion derive the sensitive set from the resource's own attributes and never descend into embedded, union, or list values, so a non-sensitive attribute or action argument that holds an embed with a sensitive? field (for example an accepted credentials embed carrying a token) is written to the version table in cleartext.\n\nThis issue affects ash_paper_trail: from 0.3.0 before 0.7.0.","status":"published","published":"2026-08-30T00:18:22Z","modified":"2026-08-31T14:51:59Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:01:21.100116Z"}],"nvd":[{"id":"CVE-2026-77970","description":"Cleartext Storage of Sensitive Information vulnerability in ash-project ash_paper_trail allows an attacker with read access to the generated version resource to recover sensitive values nested inside embedded resources, unions, or lists.\n\nsensitive_attributes :redact and :ignore only act on the tracked resource's top-level attributes. maybe_redact_changes/3 and the stored-action-input path in AshPaperTrail.Resource.Changes.CreateNewVersion derive the sensitive set from the resource's own attributes and never descend into embedded, union, or list values, so a non-sensitive attribute or action argument that holds an embed with a sensitive? field (for example an accepted credentials embed carrying a token) is written to the version table in cleartext.\n\nThis issue affects ash_paper_trail: from 0.3.0 before 0.7.0.","status":"published","published":"2026-08-30T01:20:29.773Z","modified":"2026-09-01T21:15:00.147Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/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","level":"medium","assessor":"secondary"}],"cwes":["CWE-312"],"updated_at":"2026-11-02T14:12:42.691315Z"}],"osv":[{"id":"CVE-2026-77970","title":"Sensitive fields nested in embedded values are not redacted in AshPaperTrail versions","description":"Cleartext Storage of Sensitive Information vulnerability in ash-project ash_paper_trail allows an attacker with read access to the generated version resource to recover sensitive values nested inside embedded resources, unions, or lists.\n\nsensitive_attributes :redact and :ignore only act on the tracked resource's top-level attributes. maybe_redact_changes/3 and the stored-action-input path in AshPaperTrail.Resource.Changes.CreateNewVersion derive the sensitive set from the resource's own attributes and never descend into embedded, union, or list values, so a non-sensitive attribute or action argument that holds an embed with a sensitive? field (for example an accepted credentials embed carrying a token) is written to the version table in cleartext.\n\nThis issue affects ash_paper_trail: from 0.3.0 before 0.7.0.","status":"published","published":"2026-08-30T00:18:22.853Z","modified":"2026-10-28T02:30:34.531285396Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-312"],"updated_at":"2026-11-02T15:45:17.44708Z"},{"id":"EEF-CVE-2026-77970","title":"Sensitive fields nested in embedded values are not redacted in AshPaperTrail versions","description":"## Summary\n\nCleartext Storage of Sensitive Information vulnerability in ash-project ash_paper_trail allows an attacker with read access to the generated version resource to recover sensitive values nested inside embedded resources, unions, or lists.\n\n`sensitive_attributes :redact` and `:ignore` only act on the tracked resource's top-level attributes. `maybe_redact_changes/3` and the stored-action-input path in `AshPaperTrail.Resource.Changes.CreateNewVersion` derive the sensitive set from the resource's own attributes and never descend into embedded, union, or list values, so a non-sensitive attribute or action argument that holds an embed with a `sensitive?` field (for example an accepted credentials embed carrying a token) is written to the version table in cleartext.\n\nThis issue affects ash_paper_trail: from 0.3.0 before 0.7.0.\n\n## Configurations\n\nThe resource must version an attribute or accept an action input whose type is an embedded resource, union, or list containing a `sensitive?` field, with `sensitive_attributes` set to `:redact` or `:ignore`. Exposure requires read access to the generated version resource.","status":"published","published":"2026-08-30T00:18:22.853Z","modified":"2026-09-08T02:15:03.109615046Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-312"],"updated_at":"2026-11-02T15:46:33.520522Z"}]}}