{"id":"CVE-2024-0688","aliases":["EUVD-2024-16479","GHSA-6wrq-j9qq-5v7v"],"status":"published","title":"WebSub (FKA. PubSubHubbub) \u003c= 3.1.4 - Authenticated (Admin+) Stored Cross-Site Scripting","description":"The \"WebSub (FKA. PubSubHubbub)\" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00301,"percentile":0.23088,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-01-25T01:55:03Z","modified":"2026-10-28T02:31:08Z","products":[{"vendor":"joshfraz","product":"websub (fka. pubsubhubbub)"},{"vendor":"pubsubhubbub","product":"websub"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/f07b166b-3436-4797-a2df-096ff7c27a09?source=cve","tags":["x_transferred","Third Party Advisory","web"]},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=3024228%40pubsubhubbub\u0026new=3024228%40pubsubhubbub\u0026sfp_email=\u0026sfph_mail=","tags":["x_transferred","Patch","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-0688","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-6wrq-j9qq-5v7v"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/0xxx/CVE-2024-0688.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-0688","title":"WebSub (FKA. PubSubHubbub) \u003c= 3.1.4 - Authenticated (Admin+) Stored Cross-Site Scripting","description":"The \"WebSub (FKA. PubSubHubbub)\" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-01-25T01:55:03.332Z","modified":"2026-04-08T17:32:15.249Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:22.525279Z"}],"euvd":[{"id":"EUVD-2024-16479","description":"The \"WebSub (FKA. PubSubHubbub)\" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-01-25T01:55:03Z","modified":"2026-04-08T17:32:15Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:34.419469Z"}],"ghsa":[{"id":"GHSA-6wrq-j9qq-5v7v","title":"The \"WebSub (FKA. PubSubHubbub)\" plugin for WordPress is vulnerable to Stored Cross-Site...","description":"The \"WebSub (FKA. PubSubHubbub)\" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-01-25T03:30:59Z","modified":"2024-01-31T21:31:03Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:55:31.245778Z"}],"nvd":[{"id":"CVE-2024-0688","description":"The \"WebSub (FKA. PubSubHubbub)\" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-01-25T02:15:53.417Z","modified":"2026-06-17T06:54:02.48Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:09:32.147098Z"}],"osv":[{"id":"CVE-2024-0688","title":"WebSub (FKA. PubSubHubbub) \u003c= 3.1.4 - Authenticated (Admin+) Stored Cross-Site Scripting","description":"The \"WebSub (FKA. PubSubHubbub)\" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2024-01-25T01:55:03.332Z","modified":"2026-10-28T02:31:08.916043185Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:37.180532Z"}]}}