TI-2024-11827 Aliases CVE-2024-12756 GHSA-mfvh-6rjh-8jrp

Avaya Spaces HTML injection (HTMLi) Vulnerability

LOW 34CWE-1287Published 2025-02-11 · Updated 2025-10-01

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

An HTML Injection vulnerability in Avaya Spaces may have allowed disclosure of sensitive information or modification of the page content seen by the user.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00284 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: Total

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
Avaya	Avaya Spaces	all versions	—	No fix listed	CNA

Avaya Spaces VendorAvaya Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:avaya:spaces:-:::::::*	not specified by NVD	Vulnerable	Avaya

cpe:2.3:a:avaya:spaces:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Avaya

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-12756
2026-10-03 Alias added: GHSA-mfvh-6rjh-8jrp

References

Other 1

https://support.avaya.com/css/public/documents/101091836

TI-2024-11826 Avaya Spaces XSS Vulnerability CVSS 3.1HIGH 7.9

Sources

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