TI-2021-16758 Aliases CVE-2021-39420 GHSA-8pw3-x6rp-jj5q

Multiple Cross Site Scripting (XSS) vulnerabilities exist in VFront 0.99.5 via the (1) s…

LOW 28CWE-79Published 2021-11-08 · Updated 2024-08-04

Key facts

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

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

Summary

Multiple Cross Site Scripting (XSS) vulnerabilities exist in VFront 0.99.5 via the (1) s parameter in search_all.php and the (2) msg parameter in add.attach.php.

Why it matters now

EPSS 0.00662 51st 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

Not available: CISA has not published SSVC decision points for this record.

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:vfront:vfront:0.99.5:::::::*	0.99.5	Vulnerable	Vfront

cpe:2.3:a:vfront:vfront:0.99.5:*:*:*:*:*:*:* Versions 0.99.5 Vulnerable ·Vfront

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-39420
2026-10-03 Alias added: GHSA-8pw3-x6rp-jj5q
2026-10-06 EPSS moved to the 50th–90th percentile

References

Exploit 1

https://sisl.lab.uic.edu/projects/chess/vfront0-99-5/

TI-2019-07222 VFront 0.99.5 has Reflected XSS via the admin/menu_registri.php descrizione_g parameter… CVSS 3.0MEDIUM 6.1
TI-2019-07221 VFront 0.99.5 has stored XSS via the admin/sync_reg_tab.php azzera parameter, which is… CVSS 3.0MEDIUM 6.1

Sources

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