TI-2026-01132 Aliases CVE-2026-1434 GHSA-74gw-c73g-6fq2

Reflected XSS in Omega-PSIR

LOW 28CWE-79Published 2026-02-27 · Updated 2026-02-27

Key facts

Attack vector: Network
Privileges required: None
User interaction: Active
Attack complexity: Low
Attack requirements: None
Impact type: Cross-site scripting
Confidentiality · integrity · availability: None · None · None
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00184 8th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Politechnika Warszawska	Omega-PSIR	4.5.9 – 4.6.6	—	No fix listed	CNA

Omega-PSIR VendorPolitechnika Warszawska Affected 4.5.9 – 4.6.6 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:pw:omega-psir::::::::	4.5.9 to before 4.6.7	Vulnerable	Pw

cpe:2.3:a:pw:omega-psir:*:*:*:*:*:*:*:* Versions 4.5.9 to before 4.6.7 Vulnerable ·Pw

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-1434
2026-10-03 Alias added: GHSA-74gw-c73g-6fq2

References

Advisory 1

https://cert.pl/posts/2026/02/CVE-2026-1434

Other 1

https://www.omegapsir.io/

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences