How severe is CVE-2023-26077?

CVE-2023-26077 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-26077 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26077?

CVE-2023-26077 affects Atera. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26077?

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-2023-26077 published?

CVE-2023-26077 was published on 2023-07-24 and last updated on 2026-06-17.

CVE-2023-26077

CVE-2023-26077 is a high-severity vulnerability in Atera with a CVSS 3.x base score of 7.8. 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-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Atera
Published: 2023-07-24
Last modified: 2026-06-17

Description

Atera Agent through 1.8.3.6 on Windows Creates a Temporary File in a Directory with Insecure Permissions.

Frequently asked questions

What is CVE-2023-26077?: Atera Agent through 1.8.3.6 on Windows Creates a Temporary File in a Directory with Insecure Permissions.
How severe is CVE-2023-26077?: CVE-2023-26077 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-26077 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26077?: CVE-2023-26077 affects Atera. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26077?: 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-2023-26077 published?: CVE-2023-26077 was published on 2023-07-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:atera:atera:*:*:*:*:*:*:*:*

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