How severe is CVE-2025-53943?

CVE-2025-53943 has a CVSS 4.0 base score of 8.7, rated high severity.

Is CVE-2025-53943 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-53943?

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.

Does CVE-2025-53943 have an EU (EUVD) identifier?

Yes. CVE-2025-53943 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21715.

When was CVE-2025-53943 published?

CVE-2025-53943 was published on 2025-07-16 and last updated on 2026-06-17.

CVE-2025-53943

CVE-2025-53943 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. 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-863.

Key facts

Severity: High (CVSS 4.0 base score 8.7)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21715
Weakness: CWE-863
Published: 2025-07-16
Last modified: 2026-06-17

Description

VoidBot Open-Source is a customizable Discord bot. VoidBot Open-Source versions 0.0.1 through 0.8.1 contain a vulnerability in the command handler where permission checks are not properly enforced for certain administrative commands. This allows users without the required roles or privileges to execute sensitive commands such as `ban`, `kick`, or `shutdown`, potentially disrupting server operations. Version 1.0.0 fixes the issue.

Frequently asked questions

What is CVE-2025-53943?: VoidBot Open-Source is a customizable Discord bot. VoidBot Open-Source versions 0.0.1 through 0.8.1 contain a vulnerability in the command handler where permission checks are not properly enforced for certain administrative commands. This allows users without the required roles or privileges to execute sensitive commands such as `ban`, `kick`, or `shutdown`, potentially disrupting server operations. Version 1.0.0 fixes the issue.
How severe is CVE-2025-53943?: CVE-2025-53943 has a CVSS 4.0 base score of 8.7, rated high severity.
Is CVE-2025-53943 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-53943?: 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.
Does CVE-2025-53943 have an EU (EUVD) identifier?: Yes. CVE-2025-53943 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21715.
When was CVE-2025-53943 published?: CVE-2025-53943 was published on 2025-07-16 and last updated on 2026-06-17.

References

Other CWE-863 (Incorrect Authorization) vulnerabilities

CVE-2026-48286 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9396 and earlier are affected by an Incorrect Authorization…
CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
CVE-2026-44330 — Critical (CVSS 10.0): free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the…
CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

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