CVE-2026-113355 (GCVE-0-2026-113355)

Vulnerability from cvelistv5 – Published: 2026-10-20 10:41 – Updated: 2026-10-20 13:25
VLAI
Title
Chatwoot before 4.14.0 Stored XSS via Help Center Video Embed Links
Summary
Chatwoot before 4.14.0 contains a stored cross-site scripting vulnerability that allows account administrators to inject JavaScript by crafting video-embed links in Help Center articles. Attackers can use angle-bracket link destinations with double quotes to break out of the unescaped iframe src attribute in render_embed_from_match, executing scripts for public visitors and stealing cw_conversation widget tokens.
Severity
4.8 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
4.8 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-20 13:25 UTC
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
VulnCheck CNA under the mitre root
CNA scorecard B 84/100 over 6541 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
chatwoot chatwoot Affected: 0 , < 4.14.0 (semver)
    cpe:2.3:a:chatwoot:chatwoot:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-04-23 12:36
Credits
Ostorlab
Show details on NVD website
To clipboard 

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