How severe is CVE-2026-28724?

CVE-2026-28724 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-28724 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-28724?

CVE-2026-28724 affects Acronis Cyber Protect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-28724?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-28724 have an EU (EUVD) identifier?

Yes. CVE-2026-28724 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9959.

When was CVE-2026-28724 published?

CVE-2026-28724 was published on 2026-03-06 and last updated on 2026-06-17.

CVE-2026-28724

CVE-2026-28724 is a medium-severity vulnerability in Acronis Cyber Protect with a CVSS 3.x base score of 4.3. 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: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9959
Weakness: CWE-863
Affected product: Acronis Cyber Protect
Published: 2026-03-06
Last modified: 2026-06-17

Description

Unauthorized data access due to insufficient access control validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 41186.

Frequently asked questions

What is CVE-2026-28724?: Unauthorized data access due to insufficient access control validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 41186.
How severe is CVE-2026-28724?: CVE-2026-28724 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-28724 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-28724?: CVE-2026-28724 affects Acronis Cyber Protect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-28724?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-28724 have an EU (EUVD) identifier?: Yes. CVE-2026-28724 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9959.
When was CVE-2026-28724 published?: CVE-2026-28724 was published on 2026-03-06 and last updated on 2026-06-17.

References

https://security-advisory.acronis.com/advisories/SEC-8493

Affected products (1)

cpe:2.3:a:acronis:cyber_protect:*:*:*:*:*:*:*:*

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