TI-2025-18900 Aliases CVE-2025-25234 GHSA-7hqv-m3mr-cv2v

Omnissa UAG contains a Cross-Origin Resource Sharing (CORS) bypass vulnerability.

LOW 33CWE-942Published 2025-04-17 · Updated 2025-04-17

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Omnissa UAG contains a Cross-Origin Resource Sharing (CORS) bypass vulnerability. A malicious actor with network access to UAG may be able to bypass administrator-configured CORS restrictions to gain access to sensitive networks.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0029 21st 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: No
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
Omnissa	Omnissa Unified Access Gateway (UAG)	Omnissa Unified Access Gateway 2412 or earlier	—	No fix listed	CNA

Omnissa Unified Access Gateway (UAG) VendorOmnissa Affected Omnissa Unified Access Gateway 2412 or earlier Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:omnissa:unified_access_gateway::::::::	before 2503	Vulnerable	Omnissa

cpe:2.3:a:omnissa:unified_access_gateway:*:*:*:*:*:*:*:* Versions before 2503 Vulnerable ·Omnissa

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-25234
2026-10-03 Alias added: GHSA-7hqv-m3mr-cv2v

References

Advisory 2

Sources

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