How severe is CVE-2023-44156?

CVE-2023-44156 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 high, integrity none, and availability none.

Is CVE-2023-44156 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-44156?

CVE-2023-44156 primarily affects Acronis Cyber Protect. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-44156?

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-2023-44156 published?

CVE-2023-44156 was published on 2023-09-27 and last updated on 2026-06-17.

CVE-2023-44156

CVE-2023-44156 is a high-severity vulnerability in Acronis Cyber Protect 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-359.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-359
Affected product: Acronis Cyber Protect
Published: 2023-09-27
Last modified: 2026-06-17

Description

Sensitive information disclosure due to spell-jacking. The following products are affected: Acronis Cyber Protect 15 (Linux, Windows) before build 35979.

Frequently asked questions

What is CVE-2023-44156?: Sensitive information disclosure due to spell-jacking. The following products are affected: Acronis Cyber Protect 15 (Linux, Windows) before build 35979.
How severe is CVE-2023-44156?: CVE-2023-44156 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 high, integrity none, and availability none.
Is CVE-2023-44156 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-44156?: CVE-2023-44156 primarily affects Acronis Cyber Protect. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-44156?: 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-2023-44156 published?: CVE-2023-44156 was published on 2023-09-27 and last updated on 2026-06-17.

References

https://security-advisory.acronis.com/advisories/SEC-5124

Affected products (7)

cpe:2.3:a:acronis:cyber_protect:*:*:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:15:-:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:15:update1:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:15:update2:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:15:update3:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:15:update4:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:15:update5:*:*:*:*:*:*

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