{"api_version":"1","generated_at":"2026-08-31T05:21:21+00:00","cve":"CVE-2026-82725","urls":{"html":"https://cve.report/CVE-2026-82725","api":"https://cve.report/api/cve/CVE-2026-82725.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-82725","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-82725"},"summary":{"title":"AshPhoenix FilterForm allows filtering across non-public relationships, disclosing private related data","description":"Authorization Bypass Through User-Controlled Key vulnerability in ash-project ash_phoenix lets an attacker who controls filter form parameters filter across relationships the resource author marked non-public, turning the returned rows into a boolean oracle over private related data.\n\nAshPhoenix.FilterForm resolved every relationship hop in the user-supplied path with Ash.Resource.Info.related/2, which traverses private relationships, and only checked the terminal field for publicity. parse_path_and_field/2 also rewrote a field naming a relationship into an extra path segment, so field=some_private_rel was accepted too. Both path and field come straight from form params, and the resulting ref went to Ash.Query.do_filter/2 without the public-only enforcement of Ash.Filter.parse_input/2. The fix resolves each hop with Ash.Resource.Info.public_relationship/2, rejecting the first non-public hop, and requires the terminal field to be public.\n\nThis issue affects ash_phoenix: from 0.6.0-rc.1 before 2.3.25.","state":"PUBLISHED","assigner":"EEF","published_at":"2026-08-31 04:17:29","updated_at":"2026-08-31 04:17:29"},"problem_types":["CWE-639","CWE-639 CWE-639 Authorization Bypass Through User-Controlled 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82725","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"ash-project","product":"ash_phoenix","version":"affected 0.6.0-rc.1 2.3.25 semver","platforms":[]},{"source":"CNA","vendor":"ash-project","product":"ash_phoenix","version":"affected 06875682999938f607c970e71b6a80af90e18b3d a3691a3cb0947e8f2dc2c3cbff138a3e6197a15b git","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Peter Ullrich","lang":"en"},{"source":"CNA","value":"Peter Ullrich","lang":"en"},{"source":"CNA","value":"Zach Daniel / Ash Project","lang":"en"},{"source":"CNA","value":"Jonatan Männchen / EEF","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"collectionURL":"https://repo.hex.pm","cpes":["cpe:2.3:a:ash-project:ash_phoenix:*:*:*:*:*:*:*:*"],"defaultStatus":"unaffected","modules":["'Elixir.AshPhoenix.FilterForm'"],"packageName":"ash_phoenix","packageURL":"pkg:hex/ash_phoenix","product":"ash_phoenix","programFiles":["lib/ash_phoenix/filter_form/filter_form.ex"],"repo":"https://github.com/ash-project/ash_phoenix","vendor":"ash-project","versions":[{"lessThan":"2.3.25","status":"affected","version":"0.6.0-rc.1","versionType":"semver"}]},{"collectionURL":"https://github.com","cpes":["cpe:2.3:a:ash-project:ash_phoenix:*:*:*:*:*:*:*:*"],"defaultStatus":"unaffected","modules":["'Elixir.AshPhoenix.FilterForm'"],"packageName":"ash-project/ash_phoenix","packageURL":"pkg:github/ash-project/ash_phoenix","product":"ash_phoenix","programFiles":["lib/ash_phoenix/filter_form/filter_form.ex"],"repo":"https://github.com/ash-project/ash_phoenix","vendor":"ash-project","versions":[{"lessThan":"a3691a3cb0947e8f2dc2c3cbff138a3e6197a15b","status":"affected","version":"06875682999938f607c970e71b6a80af90e18b3d","versionType":"git"}]}],"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>The resource exposes an <code>AshPhoenix.FilterForm</code> whose params the attacker controls, and has a non-public relationship to data that should not be filterable.</p>"},{"base64":false,"type":"text/markdown","value":"The resource exposes an `AshPhoenix.FilterForm` whose params the attacker controls, and has a non-public relationship to data that should not be filterable."}],"value":"The resource exposes an AshPhoenix.FilterForm whose params the attacker controls, and has a non-public relationship to data that should not be filterable."}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ash-project:ash_phoenix:*:*:*:*:*:*:*:*","versionEndExcluding":"2.3.25","versionStartIncluding":"0.6.0-rc.1","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"AND"}],"credits":[{"lang":"en","type":"finder","value":"Peter Ullrich"},{"lang":"en","type":"reporter","value":"Peter Ullrich"},{"lang":"en","type":"remediation developer","value":"Zach Daniel / Ash Project"},{"lang":"en","type":"coordinator","value":"Jonatan Männchen / EEF"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Authorization Bypass Through User-Controlled Key vulnerability in ash-project ash_phoenix lets an attacker who controls filter form parameters filter across relationships the resource author marked non-public, turning the returned rows into a boolean oracle over private related data.</p>\n<p><code>AshPhoenix.FilterForm</code> resolved every relationship hop in the user-supplied <code>path</code> with <code>Ash.Resource.Info.related/2</code>, which traverses private relationships, and only checked the terminal field for publicity. <code>parse_path_and_field/2</code> also rewrote a <code>field</code> naming a relationship into an extra path segment, so <code>field=some_private_rel</code> was accepted too. Both <code>path</code> and <code>field</code> come straight from form params, and the resulting ref went to <code>Ash.Query.do_filter/2</code> without the public-only enforcement of <code>Ash.Filter.parse_input/2</code>. The fix resolves each hop with <code>Ash.Resource.Info.public_relationship/2</code>, rejecting the first non-public hop, and requires the terminal field to be public.</p>\n<p>This issue affects ash_phoenix: from 0.6.0-rc.1 before 2.3.25.</p>"},{"base64":false,"type":"text/markdown","value":"Authorization Bypass Through User-Controlled Key vulnerability in ash-project ash_phoenix lets an attacker who controls filter form parameters filter across relationships the resource author marked non-public, turning the returned rows into a boolean oracle over private related data.\n\n`AshPhoenix.FilterForm` resolved every relationship hop in the user-supplied `path` with `Ash.Resource.Info.related/2`, which traverses private relationships, and only checked the terminal field for publicity. `parse_path_and_field/2` also rewrote a `field` naming a relationship into an extra path segment, so `field=some_private_rel` was accepted too. Both `path` and `field` come straight from form params, and the resulting ref went to `Ash.Query.do_filter/2` without the public-only enforcement of `Ash.Filter.parse_input/2`. The fix resolves each hop with `Ash.Resource.Info.public_relationship/2`, rejecting the first non-public hop, and requires the terminal field to be public.\n\nThis issue affects ash_phoenix: from 0.6.0-rc.1 before 2.3.25."}],"value":"Authorization Bypass Through User-Controlled Key vulnerability in ash-project ash_phoenix lets an attacker who controls filter form parameters filter across relationships the resource author marked non-public, turning the returned rows into a boolean oracle over private related data.\n\nAshPhoenix.FilterForm resolved every relationship hop in the user-supplied path with Ash.Resource.Info.related/2, which traverses private relationships, and only checked the terminal field for publicity. parse_path_and_field/2 also rewrote a field naming a relationship into an extra path segment, so field=some_private_rel was accepted too. Both path and field come straight from form params, and the resulting ref went to Ash.Query.do_filter/2 without the public-only enforcement of Ash.Filter.parse_input/2. The fix resolves each hop with Ash.Resource.Info.public_relationship/2, rejecting the first non-public hop, and requires the terminal field to be public.\n\nThis issue affects ash_phoenix: from 0.6.0-rc.1 before 2.3.25."}],"impacts":[{"capecId":"CAPEC-77","descriptions":[{"lang":"en","value":"CAPEC-77 Manipulating User-Controlled Variables"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":2.3,"baseSeverity":"LOW","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","description":"CWE-639 Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-31T03:09:25.850Z","orgId":"6b3ad84c-e1a6-4bf7-a703-f496b71e49db","shortName":"EEF"},"references":[{"tags":["vendor-advisory","related"],"url":"https://github.com/ash-project/ash_phoenix/security/advisories/GHSA-7xhg-xphm-f458"},{"tags":["related"],"url":"https://cna.erlef.org/cves/CVE-2026-82725.html"},{"tags":["related"],"url":"https://osv.dev/vulnerability/EEF-CVE-2026-82725"},{"tags":["patch"],"url":"https://github.com/ash-project/ash_phoenix/commit/a3691a3cb0947e8f2dc2c3cbff138a3e6197a15b"}],"source":{"discovery":"EXTERNAL"},"title":"AshPhoenix FilterForm allows filtering across non-public relationships, disclosing private related data"}},"cveMetadata":{"assignerOrgId":"6b3ad84c-e1a6-4bf7-a703-f496b71e49db","assignerShortName":"EEF","cveId":"CVE-2026-82725","datePublished":"2026-08-31T03:09:25.850Z","dateReserved":"2026-08-31T00:59:08.960Z","dateUpdated":"2026-08-31T03:09:25.850Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-31 04:17:29","lastModifiedDate":"2026-08-31 04:17:29","problem_types":["CWE-639","CWE-639 CWE-639 Authorization Bypass Through User-Controlled Key"],"metrics":{"cvssMetricV40":[{"source":"6b3ad84c-e1a6-4bf7-a703-f496b71e49db","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/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","baseScore":2.3,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"82725","Ordinal":"1","Title":"AshPhoenix FilterForm allows filtering across non-public relatio","CVE":"CVE-2026-82725","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"82725","Ordinal":"1","NoteData":"Authorization Bypass Through User-Controlled Key vulnerability in ash-project ash_phoenix lets an attacker who controls filter form parameters filter across relationships the resource author marked non-public, turning the returned rows into a boolean oracle over private related data.\n\nAshPhoenix.FilterForm resolved every relationship hop in the user-supplied path with Ash.Resource.Info.related/2, which traverses private relationships, and only checked the terminal field for publicity. parse_path_and_field/2 also rewrote a field naming a relationship into an extra path segment, so field=some_private_rel was accepted too. Both path and field come straight from form params, and the resulting ref went to Ash.Query.do_filter/2 without the public-only enforcement of Ash.Filter.parse_input/2. The fix resolves each hop with Ash.Resource.Info.public_relationship/2, rejecting the first non-public hop, and requires the terminal field to be public.\n\nThis issue affects ash_phoenix: from 0.6.0-rc.1 before 2.3.25.","Type":"Description","Title":"AshPhoenix FilterForm allows filtering across non-public relatio"}]}}}