P4Verified

CVE-2026-100641

CVE-2026-100641. CVSS base score 8.0 (HIGH, Vendor/CNA). EPSS 0.00531 (percentile 0.42916), scored 2026-10-04.

Affected technology

siyuan · 0 to before 3.8.4
siyuan-note

Description’s affected range: before v3.8.4 does not HTML-escape stored flashcard block content before interpolating it into the card-manager list markup

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · Passive user interaction

What an attacker can do

The source reports that an attacker could run attacker-chosen code under the conditions described by the source. Vendor/CNA’s CVSS 4.0 assessment rates confidentiality, integrity and availability impact as high.

Published 2026-10-05 23:10:27.641323+00:00

CWE: CWE-79
CCR priority: 32.1 /100 (P4)
CVSS: 8.0 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.00531 · percentile 0.42916 · 2026-10-04
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-05 23:09:08.830529+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-100641.html