CVE-2025-63210

CRITICAL
INFO Priority: 0.06 BB Relevance: 80/100
Published: 2025-11-19 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: High
I: High
A: High

Description

The Newtec Celox UHD (models: CELOXA504, CELOXA820) running firmware version celox-21.6.13 is vulnerable to an authentication bypass. An attacker can exploit this issue by modifying intercepted responses from the /celoxservice endpoint. By injecting a forged response body during the loginWithUserName flow, the attacker can gain Superuser or Operator access without providing valid credentials.

Weakness Classification (3)

Affected Software (2)

VendorProductVersion
newtec celoxa504_firmware celox-21.6.13
newtec celoxa820_firmware celox-21.6.13

Bug Bounty Relevance

80 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

9.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.58%
Raw Score 0.005830
Percentile 48.4%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00583
2026-11-13
0.00583
2026-11-12
0.00583
2026-11-10
0.00583
2026-11-09
0.00583
2026-11-08
0.00583
2026-11-07
0.00583
2026-11-06
0.00583
2026-11-05
0.00583
2026-11-04
0.00583

Intelligence Sources

nvd ref →