{"id":"CVE-2025-15678","state":"PUBLISHED","title":"Nexter Blocks < 5.0.2 - Author+ Stored XSS via SVG Upload","description":"The Nexter Blocks  WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files (Author by default), allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site Scripting.","publishedAt":"2026-08-06T06:00:12.369Z","updatedAt":"2026-08-06T14:39:13.063Z","severity":{"score":6.1,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Nexter Blocks"],"affected":[{"vendor":"Unknown","product":"Nexter Blocks","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"5.0.2","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/2405c1ef-844a-462b-8329-c09d33b255b2/"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/15xxx/CVE-2025-15678.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-15678","state":"PUBLISHED","datePublished":"2026-08-06T06:00:12.369Z","dateUpdated":"2026-08-06T14:39:13.063Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-07-24T10:09:42.179Z"},"containers":{"cna":{"title":"Nexter Blocks < 5.0.2 - Author+ Stored XSS via SVG Upload","descriptions":[{"lang":"en","value":"The Nexter Blocks  WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files (Author by default), allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site Scripting."}],"affected":[{"vendor":"Unknown","product":"Nexter Blocks","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"5.0.2","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/2405c1ef-844a-462b-8329-c09d33b255b2/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-79 Cross-Site Scripting (XSS)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-08-06T06:00:12.369Z"},"credits":[{"lang":"en","value":"Bob Matyas","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":6.1,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","integrityImpact":"LOW","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-06T14:38:51.611520Z","id":"CVE-2025-15678","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","type":"CWE","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-06T14:39:13.063Z"}}]}}}