CVE-2025-60503

HIGH 1 PoC
MEDIUM Priority: 0.04 BB Relevance: 67/100
Published: 2025-11-03 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network Low Complexity Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

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

Description

A cross-site scripting (XSS) vulnerability exists in the administrative interface of ultimatefosters UltimatePOS 4.8 where input submitted in the purchase functionality is reflected without proper escaping in the admin log panel page in the 'reference No.' field. This flaw allows an authenticated attacker to execute arbitrary JavaScript in the context of an administrator's browser session, which could lead to session hijacking or other malicious actions.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
ultimatefosters ultimatepos 4.8

References & Advisories (2)

https://github.com/H4zaz/CVE-2025-60503
Exploit Third Party Advisory

Proof of Concept (1)

Bug Bounty Relevance

67 / 100
✓ Network accessible
✓ Low complexity
✓ PoC available (1)

CVSS Score

8.7 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

EPSS — Exploitation Probability

0.41%
Raw Score 0.004110
Percentile 35.9%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00411
2026-11-13
0.00411
2026-11-12
0.00411
2026-11-10
0.00411
2026-11-09
0.00411
2026-11-08
0.00411
2026-11-07
0.00411
2026-11-06
0.00411
2026-11-05
0.00411

Intelligence Sources

nvd ref →