{"api_version":"1","generated_at":"2026-09-18T07:44:11+00:00","cve":"CVE-2026-89138","urls":{"html":"https://cve.report/CVE-2026-89138","api":"https://cve.report/api/cve/CVE-2026-89138.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-89138","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-89138"},"summary":{"title":"Filter Gallery <= 1.1.4 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Post Modification via 'image_id' Parameter via ufg_save_gallery AJAX Action","description":"The Filter Gallery plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.1.4. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to overwrite the title and content of arbitrary WordPress posts, write the _wp_attachment_image_alt meta key on arbitrary posts, and create or overwrite arbitrary ufg_gallery_* options.","state":"PUBLISHED","assigner":"Wordfence","published_at":"2026-09-18 07:16:50","updated_at":"2026-09-18 07:16:50"},"problem_types":["CWE-862","CWE-862 CWE-862 Missing Authorization"],"metrics":[{"version":"3.1","source":"security@wordfence.com","type":"Primary","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","data":{"baseScore":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"references":[{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L845","name":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L845","refsource":"security@wordfence.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/73577a0d-8aac-4369-8022-98c198f79224?source=cve","name":"https://www.wordfence.com/threat-intel/vulnerabilities/id/73577a0d-8aac-4369-8022-98c198f79224?source=cve","refsource":"security@wordfence.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L885","name":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L885","refsource":"security@wordfence.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=&old=3695415%40filter-gallery&new=3695415%40filter-gallery","name":"https://plugins.trac.wordpress.org/changeset?reponame=&old=3695415%40filter-gallery&new=3695415%40filter-gallery","refsource":"security@wordfence.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L902","name":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L902","refsource":"security@wordfence.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L843","name":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L843","refsource":"security@wordfence.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L884","name":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L884","refsource":"security@wordfence.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-89138","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89138","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"farazfrank","product":"Filter Gallery","version":"affected 1.1.4 semver","platforms":[]}],"timeline":[{"source":"CNA","time":"2026-09-15T07:42:00.000Z","lang":"en","value":"Vendor Notified"},{"source":"CNA","time":"2026-09-17T18:32:23.000Z","lang":"en","value":"Disclosed"}],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Supakiad S. (m3ez)","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Filter Gallery","vendor":"farazfrank","versions":[{"lessThanOrEqual":"1.1.4","status":"affected","version":"0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Supakiad S. (m3ez)"}],"descriptions":[{"lang":"en","value":"The Filter Gallery plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.1.4. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to overwrite the title and content of arbitrary WordPress posts, write the _wp_attachment_image_alt meta key on arbitrary posts, and create or overwrite arbitrary ufg_gallery_* options."}],"metrics":[{"cvssV3_1":{"baseScore":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-18T06:38:53.296Z","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","shortName":"Wordfence"},"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/73577a0d-8aac-4369-8022-98c198f79224?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L843"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L884"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L845"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L885"},{"url":"https://plugins.trac.wordpress.org/browser/filter-gallery/tags/1.1.4/filter-gallery.php#L902"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=&old=3695415%40filter-gallery&new=3695415%40filter-gallery"}],"timeline":[{"lang":"en","time":"2026-09-15T07:42:00.000Z","value":"Vendor Notified"},{"lang":"en","time":"2026-09-17T18:32:23.000Z","value":"Disclosed"}],"title":"Filter Gallery <= 1.1.4 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Post Modification via 'image_id' Parameter via ufg_save_gallery AJAX Action"}},"cveMetadata":{"assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","assignerShortName":"Wordfence","cveId":"CVE-2026-89138","datePublished":"2026-09-18T06:38:53.296Z","dateReserved":"2026-09-10T22:55:45.434Z","dateUpdated":"2026-09-18T06:38:53.296Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-18 07:16:50","lastModifiedDate":"2026-09-18 07:16:50","problem_types":["CWE-862","CWE-862 CWE-862 Missing Authorization"],"metrics":{"cvssMetricV31":[{"source":"security@wordfence.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"89138","Ordinal":"1","Title":"Filter Gallery <= 1.1.4 - Missing Authorization to Authenticated","CVE":"CVE-2026-89138","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"89138","Ordinal":"1","NoteData":"The Filter Gallery plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.1.4. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to overwrite the title and content of arbitrary WordPress posts, write the _wp_attachment_image_alt meta key on arbitrary posts, and create or overwrite arbitrary ufg_gallery_* options.","Type":"Description","Title":"Filter Gallery <= 1.1.4 - Missing Authorization to Authenticated"}]}}}