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CVE-2026-34907

MEDIUMCVSS 5.1/10EPSS 0.29%

Last modified

CVE-2026-34907 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. 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. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

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

Metrics

CVSS 4.0
5.1/10

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

EPSS Probability
0.29%

20.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-34907?
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
How severe is CVE-2026-34907?
CVE-2026-34907 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.
How do I fix CVE-2026-34907?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-34907?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST