TI-2026-56881 Aliases CVE-2026-82488 GHSA-9rhj-r9gw-f4p2

Beetel 450TC3 User Management cross site scripting

MEDIUM 56CWE-79Published 2026-08-30 · Updated 2026-08-31

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79 and CWE-94.

Summary

A vulnerability was identified in Beetel 450TC3 01.00.00_01. This vulnerability affects unknown code of the component User Management. The manipulation of the argument Username leads to cross site scripting. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00331 26th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

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
Beetel	450TC3	01.00.00_01	—	No fix listed	CNA

450TC3 VendorBeetel Affected 01.00.00_01 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:beetel:450tc3::::::::	—	—	Beetel

cpe:2.3:a:beetel:450tc3:*:*:*:*:*:*:*:* Versions — — ·Beetel

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-82488
2026-10-03 Alias added: GHSA-9rhj-r9gw-f4p2

References

Exploit 1

https://github.com/Greejith-k/Stored-Cross-Site-Scripting-Stored-XSS-Vulnerability-in-Beetel-450TC3-Router

TI-2026-02232 Beetel 777VR1 Web Management hard-coded credentials CVSS 4.0HIGH 8.7
TI-2026-02234 Beetel 777VR1 SSH Service risky encryption CVSS 4.0MEDIUM 6.3
TI-2026-01109 Beetel 777VR1 UART access control CVSS 4.0MEDIUM 5.4
TI-2026-01108 Beetel 777VR1 UART missing authentication CVSS 4.0MEDIUM 5.4
TI-2026-56880 Beetel 450TC3 password recovery CVSS 4.0MEDIUM 5.3
TI-2026-02233 Beetel 777VR1 Telnet Service/SSH Service insecure default initialization of resource CVSS 4.0MEDIUM 5.3

See all 13 →

Sources

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