TI-2026-80922 Aliases CVE-2026-116507 GHSA-xgfw-m8mq-fq8p

Information disclosure in TOTOLINK A950RG getLanguageCfg function

HIGH 70CWE-200Published 2026-10-26 · Updated 2026-10-27

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Information disclosure, Security bypass
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-200 and CWE-284.

Summary

TOTOLINK A950RG 4.1.2cu.5268_B20221104 is affected. The getLanguageCfg function in global.so mishandles the token argument, which causes information disclosure (CWE-200). A remote attacker without privileges or user interaction can trigger it. A public exploit is available and linked in the references.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

A vulnerability was identified in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this vulnerability is the function getLanguageCfg of the file global.so. Such manipulation of the argument token leads to information disclosure. The attack may be launched remotely. The exploit is publicly available and might be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00396 34th 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: Yes
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
TOTOLINK	A950RG	4.1.2cu.5268_B20221104	—	No fix listed	CNA

A950RG VendorTOTOLINK Affected 4.1.2cu.5268_B20221104 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:o:totolink:a950rg_firmware::::::::	—	—	TOTOLINK

cpe:2.3:o:totolink:a950rg_firmware:*:*:*:*:*:*:*:* Versions — — ·TOTOLINK

Remediation

The sources list no fixed version for TOTOLINK A950RG.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

2026-10-26 Threatist record created from CVE-2026-116507
2026-10-27 CISA SSVC decision points changed
2026-10-27 Priority changed: MEDIUM → HIGH
2026-10-27 Alias added: GHSA-xgfw-m8mq-fq8p

References

Exploit 1

https://gist.github.com/H3rmesk1t/dd00f9b1c7b90a07c306ae369738f99f

Other 1

https://www.totolink.net/

TI-2023-25090 An issue in TOTOLINK A3700R v.9.1.2u.6165_20211012 allows a remote attacker to execute… CVSS 3.1CRITICAL 9.8
TI-2026-80926 TOTOLINK A950RG stack-based overflow in infostat.cgi via CONTENT_LENGTH CVSS 4.0CRITICAL 10.0
TI-2026-79142 Command injection in TOTOLINK A950RG UploadCustomModule function CVSS 4.0CRITICAL 10.0
TI-2026-79031 TOTOLINK EX200 setWiFiAclAddConfig stack-based buffer overflow CVSS 4.0CRITICAL 10.0
TI-2026-79012 Stack-based buffer overflow in TOTOLINK EX200 setStaticDhcpConfig CVSS 4.0CRITICAL 10.0
TI-2026-67719 Stack-based overflow in Totolink A3002MU QoS rule handler CVSS 4.0CRITICAL 10.0

See all 1317 →

Sources

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