{"id":"CVE-2021-24640","aliases":["EUVD-2021-11552","GHSA-36hv-f25w-387h"],"status":"published","title":"Gutenslider \u003c 5.2.0 - Contributor+ Stored XSS","description":"The WordPress Slider Block Gutenslider plugin before 5.2.0 does not escape the minWidth attribute of a Gutenburg block, which could allow users with a role as low as contributor to perform 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":"2026-11-10","score":0.00624,"percentile":0.50276,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-09-20T10:06:46Z","modified":"2026-06-17T03:40:22Z","products":[{"vendor":"eedee","product":"wordpress slider block gutenslider"},{"vendor":"gutenslider","product":"gutenslider"},{"vendor":"unknown","product":"wordpress slider block gutenslider"}],"references":[{"url":"https://wpscan.com/vulnerability/e61dd498-5d0e-45ce-b660-a36c576f8d78","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24640"},{"url":"https://github.com/advisories/GHSA-36hv-f25w-387h"}],"sources":{"cve":[{"id":"CVE-2021-24640","title":"Gutenslider \u003c 5.2.0 - Contributor+ Stored XSS","description":"The WordPress Slider Block Gutenslider plugin before 5.2.0 does not escape the minWidth attribute of a Gutenburg block, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks","status":"published","published":"2021-09-20T10:06:46Z","modified":"2024-08-03T19:35:20.417Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.331617Z"}],"euvd":[{"id":"EUVD-2021-11552","description":"The WordPress Slider Block Gutenslider plugin before 5.2.0 does not escape the minWidth attribute of a Gutenburg block, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks","status":"published","published":"2021-09-20T10:06:46Z","modified":"2024-08-03T19:35:20Z","updated_at":"2026-11-03T03:24:56.857735Z"}],"ghsa":[{"id":"GHSA-36hv-f25w-387h","title":"The WordPress Slider Block Gutenslider plugin before 5.2.0 does not escape the minWidth attribute...","description":"The WordPress Slider Block Gutenslider plugin before 5.2.0 does not escape the minWidth attribute of a Gutenburg block, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks","status":"published","published":"2022-05-24T19:15:17Z","modified":"2023-01-30T05:02:25Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:38.066268Z"}],"nvd":[{"id":"CVE-2021-24640","description":"The WordPress Slider Block Gutenslider plugin before 5.2.0 does not escape the minWidth attribute of a Gutenburg block, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks","status":"published","published":"2021-09-20T10:15:09.607Z","modified":"2026-06-17T03:40:22.54Z","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":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:58.933037Z"}]}}