{"id":"CVE-2023-26133","aliases":[],"url":"https://o3.security/vulnerability/CVE-2023-26133","summary":"All versions of the package progressbar.js are vulnerable to Prototype Pollution via the function extend() in the file utils.js.\r\r","details":"All versions of the package progressbar.js are vulnerable to Prototype Pollution via the function extend() in the file utils.js.\r\r","published":"2023-06-12T05:15:09.400","modified":"2026-06-17T05:42:45.080","cvss":{"score":8.2,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/kimmobrunfeldt/progressbar.js/blob/74536b9eeeaaf51144706d918ed5a0a679631d96/src/utils.js%23L18"},{"type":"WEB","url":"https://github.com/kimmobrunfeldt/progressbar.js/blob/74536b9eeeaaf51144706d918ed5a0a679631d96/src/utils.js%23L20"},{"type":"EXPLOIT","url":"https://security.snyk.io/vuln/SNYK-JS-PROGRESSBARJS-3184152"},{"type":"WEB","url":"https://github.com/kimmobrunfeldt/progressbar.js/blob/74536b9eeeaaf51144706d918ed5a0a679631d96/src/utils.js%23L18"},{"type":"WEB","url":"https://github.com/kimmobrunfeldt/progressbar.js/blob/74536b9eeeaaf51144706d918ed5a0a679631d96/src/utils.js%23L20"},{"type":"EXPLOIT","url":"https://security.snyk.io/vuln/SNYK-JS-PROGRESSBARJS-3184152"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T05:42:45.080"}}