CVE-2025-55903

HIGH 1 PoC
MEDIUM Priority: 0.03 BB Relevance: 77/100
Published: 2025-10-10 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network Low Complexity No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

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

Description

A HTML injection vulnerability exists in Perfex CRM v3.3.1. The application fails to sanitize user input in the "Bill To" address field within the estimate module. As a result, arbitrary HTML can be injected and rendered unescaped in client-facing documents.

Weakness Classification (1)

Proof of Concept (1)

Bug Bounty Relevance

77 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction
✓ PoC available (1)

CVSS Score

8.3 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

EPSS — Exploitation Probability

0.34%
Raw Score 0.003450
Percentile 28.5%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00345
2026-11-13
0.00345
2026-11-12
0.00345
2026-11-10
0.00345
2026-11-09
0.00345
2026-11-08
0.00345
2026-11-07
0.00345
2026-11-06
0.00345
2026-11-05
0.00345

Intelligence Sources

nvd ref →