{"id":"CVE-2023-5660","state":"PUBLISHED","title":"SendPress Newsletters <= 1.22.3.31 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode","description":"The SendPress Newsletters plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 1.22.3.31 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","publishedAt":"2023-11-07T11:31:09.310Z","updatedAt":"2026-04-08T17:23:37.667Z","severity":{"score":6.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["brewlabs SendPress Newsletters"],"affected":[{"vendor":"brewlabs","product":"SendPress Newsletters","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.22.3.31","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/cbce42a0-29a7-40df-973c-1fe7338f6c94?source=cve","https://plugins.trac.wordpress.org/browser/sendpress/tags/1.22.3.31/classes/sc/class-sendpress-sc-unsubscribe-form.php#L57","https://plugins.trac.wordpress.org/changeset/2990357/sendpress#file5"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/5xxx/CVE-2023-5660.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-5660","state":"PUBLISHED","datePublished":"2023-11-07T11:31:09.310Z","dateUpdated":"2026-04-08T17:23:37.667Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2023-10-19T16:06:37.518Z"},"containers":{"cna":{"title":"SendPress Newsletters <= 1.22.3.31 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode","descriptions":[{"lang":"en","value":"The SendPress Newsletters plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 1.22.3.31 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}],"affected":[{"vendor":"brewlabs","product":"SendPress Newsletters","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.22.3.31","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/cbce42a0-29a7-40df-973c-1fe7338f6c94?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/sendpress/tags/1.22.3.31/classes/sc/class-sendpress-sc-unsubscribe-form.php#L57"},{"url":"https://plugins.trac.wordpress.org/changeset/2990357/sendpress#file5"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","baseScore":6.4,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-08T17:23:37.667Z"},"credits":[{"lang":"en","type":"finder","value":"István Márton"}],"timeline":[{"time":"2023-10-14T00:00:00.000Z","lang":"en","value":"Discovered"},{"time":"2023-10-14T00:00:00.000Z","lang":"en","value":"Vendor Notified"},{"time":"2023-11-06T00:00:00.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/cbce42a0-29a7-40df-973c-1fe7338f6c94?source=cve","tags":["x_transferred"]},{"url":"https://plugins.trac.wordpress.org/browser/sendpress/tags/1.22.3.31/classes/sc/class-sendpress-sc-unsubscribe-form.php#L57","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T08:07:32.575Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-05T18:19:42.327030Z","id":"CVE-2023-5660","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-05T18:48:57.158Z"}}]}}}