TI-2025-28827 Aliases CVE-2025-45731 GHSA-vqm9-87vr-9765

A group deletion race condition in 2FAuth v5.5.0 causes data inconsistencies and orphaned…

MEDIUM 62CWE-362Published 2025-07-24 · Updated 2026-01-20

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

A group deletion race condition in 2FAuth v5.5.0 causes data inconsistencies and orphaned accounts when a group is deleted while other operations are pending.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.0034 27th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
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
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:2fauth:2fauth:5.4.3:::::::*	5.4.3	Vulnerable	Bubka

cpe:2.3:a:2fauth:2fauth:5.4.3:*:*:*:*:*:*:* Versions 5.4.3 Vulnerable ·Bubka

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-45731
2026-10-03 Alias added: GHSA-vqm9-87vr-9765

References

Exploit 1

https://github.com/Bubka/2FAuth/security/advisories/GHSA-ph6w-q992-7qrx

Other 1

https://github.com/Bubka/2FAuth/commit/b82a7eb604ddfe994fadce7db3a9e4a201c54a83

TI-2026-24670 2FAuth has Blind SSRF in image parameter allows internal network access and more CVSS 4.0HIGH 7.8
TI-2024-35258 2FAuth vulnerable to Server Side Request Forgery + URI validation bypass in 2fauth /api/v1/twofaccounts/preview CVSS 3.1HIGH 7.5
TI-2024-35257 2FAuth vulnerable to stored cross-site scripting via SVG upload and direct access render CVSS 3.1MEDIUM 6.1
TI-2023-18610 Cross-Site Scripting (XSS) at Account creation in 2FAuth CVSS 3.1MEDIUM 6.1

Sources

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