{"id":"CVE-2026-26974","aliases":["EUVD-2026-8403","GHSA-w7h5-55jg-cq2f"],"status":"published","title":"Sylde has Improper Control of Generation of Code","description":"Slyde is a program that creates animated presentations from XML. In versions 0.0.4 and below, Node.js automatically imports **/*.plugin.{js,mjs} files including those from node_modules, so any malicious package with a .plugin.js file can execute arbitrary code when installed or required. All projects using this loading behavior are affected, especially those installing untrusted packages. This issue has been fixed in version 0.0.5. To workaround this issue, users can audit and restrict which packages are installed in node_modules.","severity":{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00608,"percentile":0.49633,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-829"],"published":"2026-02-18T21:45:06Z","modified":"2026-10-28T02:30:22Z","fixes":[{"ecosystem":"npm","package":"@tygo-van-den-hurk/slyde","fixed_in":["0.0.5"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"@tygo-van-den-hurk/slyde","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.5"}]}]},{"source":"osv","ecosystem":"npm","package":"@tygo-van-den-hurk/slyde","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.5"}]}]}],"products":[{"vendor":"slyde.js","product":"slyde"},{"vendor":"tygo-van-den-hurk","product":"slyde"}],"references":[{"url":"https://github.com/Tygo-van-den-Hurk/Slyde/security/advisories/GHSA-w7h5-55jg-cq2f","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://github.com/Tygo-van-den-Hurk/Slyde/commit/e4c215b061e44fd2ead805de34d72642a710af60","tags":["x_refsource_MISC","Patch","fix","web"]},{"url":"https://github.com/Tygo-van-den-Hurk/Slyde/releases/tag/v0.0.5","tags":["x_refsource_MISC","Product","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26974","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-w7h5-55jg-cq2f"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26974.json","tags":["advisory"]},{"url":"https://github.com/Tygo-van-den-Hurk/Slyde","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-26974","title":"Sylde has Improper Control of Generation of Code","description":"Slyde is a program that creates animated presentations from XML. In versions 0.0.4 and below, Node.js automatically imports **/*.plugin.{js,mjs} files including those from node_modules, so any malicious package with a .plugin.js file can execute arbitrary code when installed or required. All projects using this loading behavior are affected, especially those installing untrusted packages. This issue has been fixed in version 0.0.5. To workaround this issue, users can audit and restrict which packages are installed in node_modules.","status":"published","published":"2026-02-20T00:34:37.915Z","modified":"2026-02-20T15:36:08.989Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-829"],"updated_at":"2026-11-02T13:38:20.971157Z"}],"euvd":[{"id":"EUVD-2026-8403","description":"Slyde is a program that creates animated presentations from XML. In versions 0.0.4 and below, Node.js automatically imports **/*.plugin.{js,mjs} files including those from node_modules, so any malicious package with a .plugin.js file can execute arbitrary code when installed or required. All projects using this loading behavior are affected, especially those installing untrusted packages. This issue has been fixed in version 0.0.5. To workaround this issue, users can audit and restrict which packages are installed in node_modules.","status":"published","published":"2026-02-20T00:34:37Z","modified":"2026-02-20T15:36:08Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:48:37.056368Z"}],"ghsa":[{"id":"GHSA-w7h5-55jg-cq2f","title":"Improper Control of Generation of Code ('Code Injection') in @tygo-van-den-hurk/slyde","description":"### Impact\nThis is a **remote code execution (RCE) vulnerability**. Node.js automatically imports `**/*.plugin.{js,mjs}` files including those from `node_modules`, so any malicious package with a `.plugin.js` file could execute arbitrary code when installed or required. **All projects using this loading behavior are affected**, especially those installing untrusted packages.\n\n### Patches\nThe issue has been **patched in v0.0.5**. Users should upgrade to **v0.0.5 or later** to mitigate the vulnerability.\n\n### Workarounds\n- Audit and restrict which packages are installed in `node_modules`.\n\n### References\n- [CWE-94: Improper Control of Generation of Code](https://cwe.mitre.org/data/definitions/94.html)  \n- GitHub Security Advisories documentation: [https://docs.github.com/en/code-security/security-advisories](https://docs.github.com/en/code-security/security-advisories)","status":"published","published":"2026-02-18T21:45:06Z","modified":"2026-02-20T16:48:01Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-829"],"updated_at":"2026-11-02T14:39:26.881079Z"}],"nvd":[{"id":"CVE-2026-26974","description":"Slyde is a program that creates animated presentations from XML. In versions 0.0.4 and below, Node.js automatically imports **/*.plugin.{js,mjs} files including those from node_modules, so any malicious package with a .plugin.js file can execute arbitrary code when installed or required. All projects using this loading behavior are affected, especially those installing untrusted packages. This issue has been fixed in version 0.0.5. To workaround this issue, users can audit and restrict which packages are installed in node_modules.","status":"published","published":"2026-02-20T01:16:00.107Z","modified":"2026-06-17T10:26:28.2Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-829"],"updated_at":"2026-11-02T14:12:06.63895Z"}],"osv":[{"id":"CVE-2026-26974","title":"Sylde has Improper Control of Generation of Code","description":"Slyde is a program that creates animated presentations from XML. In versions 0.0.4 and below, Node.js automatically imports **/*.plugin.{js,mjs} files including those from node_modules, so any malicious package with a .plugin.js file can execute arbitrary code when installed or required. All projects using this loading behavior are affected, especially those installing untrusted packages. This issue has been fixed in version 0.0.5. To workaround this issue, users can audit and restrict which packages are installed in node_modules.","status":"published","published":"2026-02-20T00:34:37.915Z","modified":"2026-10-28T02:30:22.991037827Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-829"],"updated_at":"2026-11-02T15:44:59.80315Z"},{"id":"GHSA-w7h5-55jg-cq2f","title":"Improper Control of Generation of Code ('Code Injection') in @tygo-van-den-hurk/slyde","description":"### Impact\nThis is a **remote code execution (RCE) vulnerability**. Node.js automatically imports `**/*.plugin.{js,mjs}` files including those from `node_modules`, so any malicious package with a `.plugin.js` file could execute arbitrary code when installed or required. **All projects using this loading behavior are affected**, especially those installing untrusted packages.\n\n### Patches\nThe issue has been **patched in v0.0.5**. Users should upgrade to **v0.0.5 or later** to mitigate the vulnerability.\n\n### Workarounds\n- Audit and restrict which packages are installed in `node_modules`.\n\n### References\n- [CWE-94: Improper Control of Generation of Code](https://cwe.mitre.org/data/definitions/94.html)  \n- GitHub Security Advisories documentation: [https://docs.github.com/en/code-security/security-advisories](https://docs.github.com/en/code-security/security-advisories)","status":"published","published":"2026-02-18T21:45:06Z","modified":"2026-02-20T17:03:01.473496Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-829"],"updated_at":"2026-11-02T15:46:58.401149Z"}]}}