CVE-2020-6817

Katalog CVE

CVSS 7.5 · High EPSS 0,72%

Kerentanan Inefficient Regular Expression Complexity pada mozilla bleach. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS). Calls to bleach.clean with an allowed tag with an allowed style attribute are vulnerable to ReDoS. For example, bleach.clean(..., attributes={'a': ['style']}).

Rincian

Terbit di NVD

16 Februari 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-1333: Inefficient Regular Expression Complexity

EPSS (30 hari)

0,72% peluang dieksploitasi; lebih tinggi dari 52,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/mozilla/bleach/security/advisories/GHSA-vqhp-cxgc-6wmm advisory vendor
• https://bugzilla.mozilla.org/show_bug.cgi?id=1623633 exploit · issue tracking