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CVE-2026-79770

🗓️ 25 Aug 2026 15:16:03Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 26 Views

ReDoS in Nokogiri before 1.19.3 via CSS selector tokenizer causing DoS.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-79770
25 Aug 202615:16
alpinelinux
cgr
Chainguard
CVE-2026-79770 vulnerabilities
3 Sep 202620:25
cgr
circl
Circl
CVE-2026-79770
2 Sep 202611:07
circl
cvelist
Cvelist
CVE-2026-79770 Nokogiri before 1.19.3 ReDoS via CSS selector tokenizer
25 Aug 202615:16
cvelist
debiancve
Debian CVE
CVE-2026-79770
25 Aug 202615:16
debiancve
euvd
EUVD
EUVD-2026-65528
25 Aug 202615:16
euvd
github
Github Security Blog
Duplicate Advisory: Nokogiri CSS selector tokenizer has regular expression backtracking
25 Aug 202618:31
github
github
Github Security Blog
Nokogiri CSS selector tokenizer has regular expression backtracking
6 May 202618:24
github
nvd
NVD
CVE-2026-79770
25 Aug 202616:17
nvd
osv
OSV
CGA-23WF-XRX8-2XG3
8 May 202613:27
osv
Rows per page
NVD
Vulners
CNA
Node
nokogirinokogiriRange<1.19.3ruby
[
  {
    "vendor": "sparklemotion",
    "product": "nokogiri",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:gem/nokogiri",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "1.19.3"
      },
      {
        "version": "1.19.3",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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01 Sep 2026 14:56Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.17.5
CVSS 48.7
EPSS0.00278
SSVC
26