CVE-2026-34907

MEDIUM

Reflected Cross-Site Scripting (XSS) in Wirtualna Uczelnia

Title source: cna
STIX 2.1

Description

Wirtualna Uczelnia is vulnerable to Reflected Cross‑Site Scripting (XSS) due to insecure handling of the locale parameter across multiple endpoints. An attacker can craft a malicious URL with JavaScript embedded in the locale parameter and send it to a victim. When the victim opens the link, the injected script will be executed in their browser. This issue affects Wirtualna Uczelnia versions up to wu#2016.437.295#0#20260327_105545

References (2)

Core 2
Core References
Third Party Advisory third-party-advisory
https://cert.pl/posts/2026/06/CVE-2026-34906

Scores

CVSS v4 5.1
EPSS 0.0048
EPSS Percentile 37.3%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/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

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
Simple SA/Wirtualna Uczelnia < wu#2016.437.295#0#20260327_105545
Published Jun 02, 2026
Tracked Since Jun 02, 2026