TI-2024-18876 Aliases CVE-2024-28434 GHSA-x7hp-f23m-66mj

The CRM platform Twenty is vulnerable to stored cross site scripting via file upload in…

HIGH 66CWE-79Published 2024-03-25 · Updated 2024-08-28

Key facts

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

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

Summary

The CRM platform Twenty is vulnerable to stored cross site scripting via file upload in version 0.3.0. A crafted svg file can trigger the execution of the javascript code.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00674 52nd 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:twenty:twenty:0.3.0:::::::*	0.3.0	Vulnerable	twentyhq

cpe:2.3:a:twenty:twenty:0.3.0:*:*:*:*:*:*:* Versions 0.3.0 Vulnerable ·twentyhq

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-28434
2026-10-03 Alias added: GHSA-x7hp-f23m-66mj

References

Exploit 1

https://github.com/b-hermes/vulnerability-research/tree/main/CVE-2024-28434

Other 1

https://github.com/twentyhq/twenty

TI-2026-21368 An issue in Twenty CRM v1.15.0 and before allows a remote attacker to execute arbitrary… CVSS 3.1CRITICAL 9.8
TI-2026-34280 Twenty: SQL Injection via the timeZone field CVSS 3.1CRITICAL 9.9
TI-2026-32616 Twenty: Stored Cross-Site Scripting via Unsanitized File Serving (Missing Content-Type/Content-Disposition Headers) CVSS 3.1HIGH 8.7
TI-2024-18877 The CRM platform Twenty version 0.3.0 is vulnerable to SSRF via file upload. CVSS 3.1MEDIUM 5.4
TI-2026-21496 Twenty: SSRF protection bypass via HTTP redirect following in secure HTTP client CVSS 3.1MEDIUM 5.0

Sources

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