CVE-2026-77088 - justhtml versions 0.9.0 through 1.21.0 contain a cross-site scripting vulnerability in to_markdown() where inline code spans fail to account for blank lines as block boundaries. Attackers can inject blank lines into code or pre element text to break the inline span, causing sanitized HTML to be emitted unescaped and re-parsed as live Markdown by compliant renderers. - 漏洞详情

漏洞编号：CVE-2026-77088

风险等级：中危

漏洞来源：CVE

CVE 编号：CVE-2026-77088

CNNVD 编号：-

厂商/产品：- / -

影响范围：-

CWE：CWE-79

发布/更新时间：2026-08-23 / 2026-08-29

漏洞描述

justhtml versions 0.9.0 through 1.21.0 contain a cross-site scripting vulnerability in to_markdown() where inline code spans fail to account for blank lines as block boundaries. Attackers can inject blank lines into code or pre element text to break the inline span, causing sanitized HTML to be emitted unescaped and re-parsed as live Markdown by compliant renderers.

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