{"id":"CVE-2023-0541","aliases":["EUVD-2023-12586","GHSA-q9wm-mphh-pw22"],"status":"published","title":"GS Books Showcase \u003c 1.3.1 - Contributor+ Stored XSS","description":"The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00608,"percentile":0.49419,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-02-21T08:50:54Z","modified":"2026-06-17T05:25:46Z","products":[{"vendor":"gsplugins","product":"gs_books_showcase"},{"vendor":"unknown","product":"gs books showcase"}],"references":[{"url":"https://wpscan.com/vulnerability/8453e587-cc8c-491a-af09-fc4ab215134b","tags":["exploit","vdb-entry","technical-description","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0541"},{"url":"https://github.com/advisories/GHSA-q9wm-mphh-pw22"}],"sources":{"cve":[{"id":"CVE-2023-0541","title":"GS Books Showcase \u003c 1.3.1 - Contributor+ Stored XSS","description":"The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-02-21T08:50:54.939Z","modified":"2025-03-12T20:27:51.775Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:35:35.580545Z"}],"euvd":[{"id":"EUVD-2023-12586","description":"The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-02-21T08:50:54Z","modified":"2025-03-12T20:27:51Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T20:53:05.95539Z"}],"ghsa":[{"id":"GHSA-q9wm-mphh-pw22","title":"The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its...","description":"The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-02-21T09:30:20Z","modified":"2023-03-02T18:30:30Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:54:15.627441Z"}],"nvd":[{"id":"CVE-2023-0541","description":"The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-02-21T09:15:13.257Z","modified":"2026-06-17T05:25:46.98Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"updated_at":"2026-11-02T14:07:47.623983Z"}]}}