MEDIUMCVSS v3.1 6.1Vulnerability

CVE-2026-129170

FileCodeBox 2.2.1 through 2.8.4 contains a stored cross-site scripting vulnerability in renderMarkdownPreview, which returns unsanitized text when the marked parser throws. Unauthenticated attackers can share text with thousands of nested blockquote markers followed by HTML payloads, executing script that steals the admin token from localStorage.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-14T00:40:25.638091+00:00
Cvss score
6.1
Cvss severity
MEDIUM
Retrieved at
2026-11-14T00:50:05+00:00
Score
6.1
Last source
NVD
Cvss version
3.1
Cve id
CVE-2026-129170
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
First seen by Signal
2026-11-13T20:38:23+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Published at
2026-11-13T18:17:42.360
Last modified
2026-11-13T18:17:42.487

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CVE-2026-129170 (CVSS v3.1 6.1) — Ninja Signal Threat Intelligence | Ninja Signal