CVE-2026-97635 Agent Zero Web UI XSS

HighCVSS 8.6 EPSS 0.26%

Published: 2026-10-22 20:57
Updated: 2026-11-06 20:18
Exploit status: No public exploit known

Description

The Agent Zero Web UI before 1.15 does not correctly sanitize user-provided input in chat messages or file uploads. When Agent Zero reproduces content in the chat interface, any injected JavaScript is executed in the context of the victim’s authenticated Agent Zero Web UI session.

Affected products

Product	Affected versions	Fixed in
Agent Zero	< 1.15	1.15

References

url release-notes
url issue-tracking
url vdb-entry
url third-party-advisory

CVSS v4.0

8.6 High

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Attack Vector: Network
Attack Complexity: Low
Attack Requirements: None
Privileges Required: None
User Interaction: Passive
Vulnerable System Confidentiality: High
Vulnerable System Integrity: High
Vulnerable System Availability: None
Subsequent System Confidentiality: None
Subsequent System Integrity: None
Subsequent System Availability: None

All scores (4)

v4.0 8.6 · cisa-cg
v4.0 8.6 · 9119a7d8-5eab-497f-8521-727c672e3725
v3.1 8.1 · cisa-cg
v3.1 8.1 · 9119a7d8-5eab-497f-8521-727c672e3725

Weakness & likelihood

EPSS (exploitation probability, 30 days): 0.26% (percentile 18.0)
CWE: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.