CVE-2026-117494

HIGH
MEDIUM Priority: 0.02 BB Relevance: 57/100
Published: 2026-10-27 Modified: 2026-10-27 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity Conf. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: Active
S: X
AT: None
VC: High
VI: Low
VA: Low

Description

Cross-Site Scripting (XSS) in the processing of SVG images submitted to the /api/v2/ai/sessions API in the format data:image/svg+xml;base64. Script tags embedded in the SVG are processed when the content is rendered in the assistant window, allowing JavaScript to be executed and the displayed content to be altered.

Weakness Classification (1)

Bug Bounty Relevance

57 / 100
✓ Network accessible
✓ Low complexity

CVSS Score

8.3 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS — Exploitation Probability

0.28%
Raw Score 0.002840
Percentile 20.9%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00284
2026-10-28
0.00284

Intelligence Sources

mitre ref →
nvd ref →