What’s Vulnerable › Vulnerabilities

CVE-2026-82778

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-09-16
• Weakness: CWE-548

Description

An exposure of information through directory listing issue exists in CONPROSYS PAC Series. Accessing a specific URL on this product may allow a remote unauthenticated attacker to obtain the directory list without authentication.

Affected products

• Contec Co., Ltd. Configurable type CPS-PCS341[][]-DS1-1201: before 3.0.0 — fixed in 3.0.0
• Contec Co., Ltd. Integrated Type CPS-PC341[][]-*-9201: before 3.0.0 — fixed in 3.0.0

How to fix

Upgrade to a fixed version: Contec Co., Ltd. Configurable type CPS-PCS341[][]-DS1-1201 3.0.0; Contec Co., Ltd. Integrated Type CPS-PC341[][]-*-9201 3.0.0. Check the vendor advisory for mitigations.

References

• https://jvn.jp/en/vu/JVNVU96551518/
• https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf

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