CVE-2026-79770

Katalog CVE

CVSS 7.5 · High EPSS 0,49%

Kerentanan Inefficient Regular Expression Complexity pada nokogiri. Skor CVSS 3.1 7.5 (High) menurut vulncheck.com.

Deskripsi (NVD)

Nokogiri versions before 1.19.3 contain regular expression denial of service vulnerabilities in the CSS selector tokenizer affecting string-literal and identifier tokenization. Attackers can inject adversarial CSS selectors into methods like Node#css, Node#at_css, and Searchable#search to cause exponential regex backtracking and denial of service.

Rincian

Terbit di NVD

25 Agustus 2026

Terakhir diubah

1 September 2026

Status NVD

Analyzed

CVSS 3.1

7.5 (High), sumber vulncheck.com
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)

0,49% peluang dieksploitasi; lebih tinggi dari 40,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-c4rq-3m3g-8wgx mitigasi · advisory vendor
• https://www.vulncheck.com/advisories/nokogiri-before-redos-via-css-selector-tokenizer advisory pihak ketiga