{"id":"CVE-2026-16302","aliases":["EUVD-2026-85856","GHSA-gp3v-wjjp-mr9p"],"status":"published","title":"Spectra Legacy – Gutenberg Blocks  \u003c= 2.20.0 - Authenticated (Contributor+) Sensitive Information Exposure","description":"The Spectra Legacy – Gutenberg Blocks plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.20.0 via the editor_assets function,  which exposes the uag_insta_linked_accounts option through the uagb_blocks_info object without a capability check. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract sensitive data including raw Instagram Graph API access tokens configured by an administrator. Exploitation requires the Spectra Pro plugin to be active with a linked Instagram account.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00218,"percentile":0.12382,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2026-09-24T11:31:09Z","modified":"2026-09-24T14:40:36Z","products":[{"vendor":"brainstormforce","product":"spectra legacy – gutenberg blocks"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/eede8a1e-db33-4c07-9991-9def75dddc87?source=cve"},{"url":"https://plugins.trac.wordpress.org/changeset/3630074/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16302"},{"url":"https://plugins.trac.wordpress.org/changeset/3630074"},{"url":"https://github.com/advisories/GHSA-gp3v-wjjp-mr9p"}],"sources":{"cve":[{"id":"CVE-2026-16302","title":"Spectra Legacy – Gutenberg Blocks  \u003c= 2.20.0 - Authenticated (Contributor+) Sensitive Information Exposure","description":"The Spectra Legacy – Gutenberg Blocks plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.20.0 via the editor_assets function,  which exposes the uag_insta_linked_accounts option through the uagb_blocks_info object without a capability check. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract sensitive data including raw Instagram Graph API access tokens configured by an administrator. Exploitation requires the Spectra Pro plugin to be active with a linked Instagram account.","status":"published","published":"2026-09-24T11:31:09.785Z","modified":"2026-09-24T11:57:24.927Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-85856","description":"The Spectra Legacy – Gutenberg Blocks plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.20.0 via the editor_assets function,  which exposes the uag_insta_linked_accounts option through the uagb_blocks_info object without a capability check. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract sensitive data including raw Instagram Graph API access tokens configured by an administrator. Exploitation requires the Spectra Pro plugin to be active with a linked Instagram account.","status":"published","published":"2026-09-24T11:31:09Z","modified":"2026-09-24T11:57:24Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T17:27:59.466335Z"}],"ghsa":[{"id":"GHSA-gp3v-wjjp-mr9p","title":"The Spectra Legacy – Gutenberg Blocks plugin for WordPress is vulnerable to Sensitive Information...","description":"The Spectra Legacy – Gutenberg Blocks plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.20.0 via the editor_assets function,  which exposes the uag_insta_linked_accounts option through the uagb_blocks_info object without a capability check. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract sensitive data including raw Instagram Graph API access tokens configured by an administrator. Exploitation requires the Spectra Pro plugin to be active with a linked Instagram account.","status":"published","published":"2026-09-24T12:31:23Z","modified":"2026-09-24T12:31:29Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:12:22.2852Z"}],"nvd":[{"id":"CVE-2026-16302","description":"The Spectra Legacy – Gutenberg Blocks plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.20.0 via the editor_assets function,  which exposes the uag_insta_linked_accounts option through the uagb_blocks_info object without a capability check. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract sensitive data including raw Instagram Graph API access tokens configured by an administrator. Exploitation requires the Spectra Pro plugin to be active with a linked Instagram account.","status":"published","published":"2026-09-24T12:17:11.637Z","modified":"2026-09-24T14:40:36.103Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:12:51.036099Z"}]}}