CVE-2026-1434

MEDIUM

Omega-PSIR <4.6.7 - XSS

Title source: llm

Description

Omega-PSIR is vulnerable to Reflected XSS via the lang parameter. An attacker can craft a malicious URL that, when opened, causes arbitrary JavaScript to execute in the victim’s browser. This issue was fixed in 4.6.7.

Exploits (1)

nomisec WRITEUP

by lukasz-rybak · poc

https://github.com/lukasz-rybak/CVE-2026-1434

View Code ZIP pw:eip

References (2)

[Various Sources] https://cert.pl/posts/2026/02/CVE-2026-1434

[Various Sources] https://www.omegapsir.io/

Scores

CVSS v3 6.1

EPSS 0.0003

EPSS Percentile 10.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79

Status published

Products (1)

pw/omega-psir 4.5.9 - 4.6.7

Published Feb 27, 2026

Tracked Since Feb 27, 2026