How severe is CVE-2026-82789?

CVE-2026-82789 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-82789 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-82789?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-82789 published?

CVE-2026-82789 was published on 2026-09-14 and last updated on 2026-09-16.

CVE-2026-82789

CVE-2026-82789 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-95.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-95
Published: 2026-09-14
Last modified: 2026-09-16

Description

An improper neutralization of directives in dynamically evaluated code ('Eval Injection') issue exists in CONPROSYS HMI System(CHS). If exploited, arbitrary code may be executed by an attacker who can log in to the product.

Frequently asked questions

What is CVE-2026-82789?: An improper neutralization of directives in dynamically evaluated code ('Eval Injection') issue exists in CONPROSYS HMI System(CHS). If exploited, arbitrary code may be executed by an attacker who can log in to the product.
How severe is CVE-2026-82789?: CVE-2026-82789 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-82789 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-82789?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-82789 published?: CVE-2026-82789 was published on 2026-09-14 and last updated on 2026-09-16.

References

Other CWE-95 (Eval Injection) vulnerabilities

CVE-2026-61539 — Critical (CVSS 10.0): Xinference is an inference API for running open-source, speech, and multimodal models. In 2.5.0 and earlier, Xinference…
CVE-2026-44643 — Critical (CVSS 10.0): Angular Expressions provides expressions for the Angular.JS web framework as a standalone module. Prior to 1.5.2, an…
CVE-2025-68271 — Critical (CVSS 10.0): OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems.…
CVE-2013-10070 — Critical (CVSS 10.0): PHP-Charts v1.0 contains a PHP code execution vulnerability in wizard/url.php, where user-supplied GET parameter names…
CVE-2022-36010 — Critical (CVSS 10.0): This library allows strings to be parsed as functions and stored as a specialized component,…
CVE-2025-53837 — Critical (CVSS 9.9): XWiki Rendering is a generic rendering system that converts textual input in a given syntax (wiki syntax, HTML, etc)…

Browse all CWE-95 (Eval Injection) vulnerabilities →