VDB-403448 · CVE-2026-82778 · GCVE-0-2026-82778

Contec CONPROSYS PAC Series up to 2.x exposure of information through directory listing

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.7	$0-$5k	0.33

Summaryinfo

A vulnerability labeled as problematic has been found in Contec CONPROSYS PAC Series up to 2.x. Affected by this issue is some unknown functionality. Such manipulation leads to exposure of information through directory listing. This vulnerability is listed as CVE-2026-82778. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Contec CONPROSYS PAC Series up to 2.x and classified as problematic. Affected by this issue is an unknown part. The manipulation with an unknown input leads to a exposure of information through directory listing vulnerability. Using CWE to declare the problem leads to CWE-548. A directory listing is inappropriately exposed, yielding potentially sensitive information to attackers. Impacted is confidentiality. CVE summarizes:

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.

The advisory is shared for download at contec.com. This vulnerability is handled as CVE-2026-82778 since 08/31/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1083.

Upgrading to version 3.0.0 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Contec

Name

CONPROSYS PAC Series

Version

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (jpcert): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Exposure of information through directory listing
CWE: CWE-548 / CWE-552 / CWE-425
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: CONPROSYS PAC Series 3.0.0

Timelineinfo

08/31/2026 CVE reserved
09/14/2026 +14 days Advisory disclosed
09/14/2026 +0 days VulDB entry created
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: contec.com
Status: Confirmed

CVE: CVE-2026-82778 (🔒)
GCVE (CVE): GCVE-0-2026-82778
GCVE (VulDB): GCVE-100-403448

Entryinfo

Created: 09/14/2026 09:13
Changes: 09/14/2026 09:13 (74)
Complete: 🔍
Cache ID: 216::103