How severe is CVE-2023-26509?

CVE-2023-26509 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 none, and availability high.

Is CVE-2023-26509 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26509?

CVE-2023-26509 affects Anydesk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26509?

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-2023-26509 published?

CVE-2023-26509 was published on 2023-07-03 and last updated on 2026-06-17.

CVE-2023-26509

CVE-2023-26509 is a high-severity vulnerability in Anydesk 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-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Anydesk
Published: 2023-07-03
Last modified: 2026-06-17

Description

AnyDesk 7.0.8 allows remote Denial of Service.

Frequently asked questions

What is CVE-2023-26509?: AnyDesk 7.0.8 allows remote Denial of Service.
How severe is CVE-2023-26509?: CVE-2023-26509 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 none, and availability high.
Is CVE-2023-26509 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26509?: CVE-2023-26509 affects Anydesk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26509?: 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-2023-26509 published?: CVE-2023-26509 was published on 2023-07-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:anydesk:anydesk:7.0.8:*:*:*:*:windows:*:*

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