qiita-markdown Cross-site Scripting vulnerability

보통 6.1CVE-2021-28833 · GHSA-9p29-94hp-8rvc · Published 21/06/2021 · updated 17/06/2026

요약

CVE-2021-28833은(는) qiita-markdown, qiita (increments)에 영향을 주는 보통 (CVSS 6.1) 취약점입니다.
향후 30일 내 악용 확률(EPSS): 0.74%, 전체 취약점의 54.7%보다 높음.
조치: 0.34.0 이상으로 업데이트하세요.

Package	Affected versions	Patched versions
qiita-markdown RubyGems	`< 0.34.0`	`0.34.0`
qiita increments	`< 0.34.0`	`0.34.0`

Increments Qiita::Markdown before 0.34.0 allows XSS via a crafted gist link, a different vulnerability than CVE-2021-28796.

NVD description

Increments Qiita::Markdown before 0.34.0 allows XSS via a crafted gist link, a different vulnerability than CVE-2021-28796.

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