How severe is CVE-2020-14519?

CVE-2020-14519 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-14519 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-14519?

CVE-2020-14519 affects Wibu Codemeter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-14519?

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-2020-14519 published?

CVE-2020-14519 was published on 2020-09-16 and last updated on 2026-06-17.

CVE-2020-14519

CVE-2020-14519 is a high-severity vulnerability in Wibu Codemeter with a CVSS 3.x base score of 7.5. 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-346.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-346
Affected product: Wibu Codemeter
Published: 2020-09-16
Last modified: 2026-06-17

Description

This vulnerability allows an attacker to use the internal WebSockets API for CodeMeter (All versions prior to 7.00 are affected, including Version 7.0 or newer with the affected WebSockets API still enabled. This is especially relevant for systems or devices where a web browser is used to access a web server) via a specifically crafted Java Script payload, which may allow alteration or creation of license files for when combined with CVE-2020-14515.

Frequently asked questions

What is CVE-2020-14519?: This vulnerability allows an attacker to use the internal WebSockets API for CodeMeter (All versions prior to 7.00 are affected, including Version 7.0 or newer with the affected WebSockets API still enabled. This is especially relevant for systems or devices where a web browser is used to access a web server) via a specifically crafted Java Script payload, which may allow alteration or creation of license files for when combined with CVE-2020-14515.
How severe is CVE-2020-14519?: CVE-2020-14519 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-14519 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-14519?: CVE-2020-14519 affects Wibu Codemeter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-14519?: 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-2020-14519 published?: CVE-2020-14519 was published on 2020-09-16 and last updated on 2026-06-17.

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-203-01

Affected products (1)

cpe:2.3:a:wibu:codemeter:*:*:*:*:*:*:*:*

More vulnerabilities in Wibu Codemeter

CVE-2020-14517 — Critical (CVSS 9.8): Protocol encryption can be easily broken for CodeMeter (All versions prior to 6.90 are affected, including Version 6.90…
CVE-2020-14509 — Critical (CVSS 9.8): Multiple memory corruption vulnerabilities exist in CodeMeter (All versions prior to 7.10) where the packet parser…
CVE-2021-20093 — Critical (CVSS 9.1): A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker…
CVE-2021-20094 — High (CVSS 7.5): A denial of service vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker…
CVE-2020-16233 — High (CVSS 7.5): An attacker could send a specially crafted packet that could have CodeMeter (All versions prior to 7.10) send back…
CVE-2020-14515 — High (CVSS 7.5): CodeMeter (All versions prior to 6.90 when using CmActLicense update files with CmActLicense Firm Code) has an issue in…

All CVEs affecting Wibu Codemeter →

Other CWE-346 vulnerabilities

CVE-2026-42901 — Critical (CVSS 10.0): Origin validation error in Microsoft Entra ID allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-16375 — Critical (CVSS 9.8): Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR…
CVE-2026-16358 — Critical (CVSS 9.8): Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR…
CVE-2026-16349 — Critical (CVSS 9.8): Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR…
CVE-2023-49899 — Critical (CVSS 9.8): An unauthenticated remote attacker can execute any command on the affected device due to not correctly verifying the…
CVE-2026-6508 — Critical (CVSS 9.8): Origin Validation Error vulnerability in TUBITAK BILGEM Software Technologies Research Institute Liderahenk allows…

Browse all CWE-346 vulnerabilities →