# CVE-2026-82767: Contec SGA1000 cross-site scripting vulnerability

Source: https://junglewise.ai/threats/cve-2026-82767-contec-sga1000-cross-site-scripting-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-14. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-82767 · Severity: medium · CVSS 5.2 · Published 2026-09-14

Contec SGA1000 is a network appliance used for industrial automation and data communication. A cross-site scripting vulnerability allows an attacker to inject arbitrary scripts that execute in the web browser of any logged-in user, potentially allowing session hijacking, credential theft, or malicious actions performed on behalf of the victim.

Technologies: [Contec SGA1000](https://junglewise.ai/threats/technologies/sga1000). Vendors: [Contec](https://junglewise.ai/threats/vendors/contec).

## Quick answers

**Is CVE-2026-82767 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-82767 being exploited in the wild.

**How severe is CVE-2026-82767?** Medium severity, with a CVSS score of 5.2, published 14 September 2026.

**Which products and versions are affected?** Contec SGA1000 prior to 1.02.

**Is there a fix for CVE-2026-82767?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-82767 attacked?** It is attacked from the adjacent network or over the network.

**Am I affected by CVE-2026-82767?** Check whether you run Contec SGA1000 at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

CVE-2026-82767 is a cross-site scripting (CWE-79) vulnerability in Contec SGA1000 versions prior to 1.02. The vulnerability requires network access to the product's web interface and an authenticated user to view a malicious page; user interaction (clicking a link) is required. An attacker can craft a malicious webpage containing JavaScript that executes in the context of the victim's browser session, allowing script execution with the privileges of the logged-in user. The vulnerability can be mitigated by updating to version 1.02 or later.

## Affected products

- Contec SGA1000 prior to 1.02

## Timeline

- 2026-09-14: disclosed

## References

- [https://jvn.jp/en/vu/JVNVU99009004/](https://jvn.jp/en/vu/JVNVU99009004/)
- [https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_fl_26091000_en.pdf](https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_fl_26091000_en.pdf)

## Related threats

- [Contec SGA1000 path traversal via FTP](https://junglewise.ai/threats/cve-2026-82768-contec-sga1000-path-traversal-via-ftp)
- [Contec SGA1000 OS command injection](https://junglewise.ai/threats/cve-2026-82766-contec-sga1000-os-command-injection)