TI-2021-15356 Aliases CVE-2021-37413 GHSA-8h29-88h5-g2w2

GRANDCOM DynWEB before 4.2 contains a SQL Injection vulnerability in the admin login…

MEDIUM 46CWE-89Published 2022-05-19 · Updated 2024-08-04

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-89.

Summary

GRANDCOM DynWEB before 4.2 contains a SQL Injection vulnerability in the admin login interface. A remote unauthenticated attacker can exploit this vulnerability to obtain administrative access to the webpage, access the user database, modify web content and upload custom files. The backend login script does not verify and sanitize user-provided strings.

Why it matters now

EPSS 0.01937 80th 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:grandcom:dynweb::::::::	before 4.2	Vulnerable	Grandcom

cpe:2.3:a:grandcom:dynweb:*:*:*:*:*:*:*:* Versions before 4.2 Vulnerable ·Grandcom

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-37413
2026-10-03 Alias added: GHSA-8h29-88h5-g2w2

References

Exploit 1

https://github.com/martinkubecka/CVE-References/blob/main/CVE-2021-37413.md

Other 1

https://www.grandcom.sk

Sources

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