TI-2026-54364 Aliases CVE-2026-78167 GHSA-2hpc-g37m-pmw5

EFM ipTIME T16000M Session Validation httpcon_check_session_url improper authentication

HIGH 82CWE-287Published 2026-08-24 · Updated 2026-08-24

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-287.

Summary

A weakness has been identified in EFM ipTIME T16000M 14.20.2. The impacted element is the function httpcon_check_session_url of the component Session Validation Handler. This manipulation causes improper authentication. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. 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 0.01478 74th 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: Total

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
EFM	ipTIME T16000M	14.20.2	—	No fix listed	CNA

ipTIME T16000M VendorEFM Affected 14.20.2 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:efm:iptime_t16000m::::::::	—	—	—

cpe:2.3:a:efm:iptime_t16000m:*:*:*:*:*:*:*:* Versions — — ·—

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-78167
2026-10-03 Alias added: GHSA-2hpc-g37m-pmw5

References

Exploit 1

https://github.com/AdminSafe/CVE/issues/3

Other 1

https://github.com/AdminSafe/CVE/issues/2

TI-2026-16198 EFM ipTIME A3004T Session Validation httpcon_check_session_url improper authentication CVSS 4.0CRITICAL 10.0
TI-2026-54365 EFM ipTIME T24000M Session Validation httpcon_check_session_url improper authentication CVSS 4.0CRITICAL 9.3
TI-2026-06893 EFM ipTIME NAS1dual misc_main.cgi get_csrf_whites stack-based overflow CVSS 4.0CRITICAL 9.3
TI-2026-02176 EFM iptime A6004MX timepro.cgi commit_vpncli_file_upload unrestricted upload CVSS 4.0CRITICAL 9.3
TI-2026-61742 EFM ipTIME C200E System Setup iux_set.cgi os command injection CVSS 4.0CRITICAL 9.4
TI-2026-07255 EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based overflow CVSS 4.0HIGH 8.7

See all 22 →

Sources

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