CVE-2026-28718

Q: How do I fix CVE-2026-28718?

Upgrade cyber protect to 17.0.41186 or later.

Q: Is CVE-2026-28718 being actively exploited?

Not that we know of. CVE-2026-28718 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.34% is the estimated probability that it will be exploited in the next 30 days. That is higher than 26% of all scored CVEs.

Q: How severe is CVE-2026-28718?

CVE-2026-28718 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2026-28718 affect?

Published advisories record a fix for cyber protect (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

HIGH

7.5

CVSS v3

NVD

Description

Denial of service due to insufficient input validation in authentication logging. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 41186.

CWE-779

How to fix

Remediation Available

cyber protectNVD

Affected:< 17.0.41186Fixed in:17.0.41186CVE-2026-28718derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.34%probability of exploitation in 30 days

26thpercentile

Low risk: more likely to be exploited than 26% of all known CVEs.

References

Vendor Advisory1

security-advisory.acronis.com

Related Vulnerabilities

Other CWE-779 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-36416	High	8.6	2.0%	-	Fix
CVE-2024-36072	Critical	9.8	1.0%	-	-
CVE-2022-31004	High	7.5	0.9%	-	-
CVE-2025-51397	Medium	5.4	0.9%	-	-
CVE-2024-55628	High	7.5	0.7%	-	Fix
CVE-2023-23949	Medium	5.4	0.6%	-	-

Common questions

How do I fix CVE-2026-28718?

Upgrade cyber protect to 17.0.41186 or later.

Is CVE-2026-28718 being actively exploited?

Not that we know of. CVE-2026-28718 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.34% is the estimated probability that it will be exploited in the next 30 days. That is higher than 26% of all scored CVEs.

How severe is CVE-2026-28718?

CVE-2026-28718 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-28718 affect?

Published advisories record a fix for cyber protect (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2026-28718

Markdown

[![CVE-2026-28718](https://tridentstack.com/cve/badge/CVE-2026-28718.svg)](https://tridentstack.com/cve/CVE-2026-28718)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-28718"><img src="https://tridentstack.com/cve/badge/CVE-2026-28718.svg" alt="CVE-2026-28718"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-03-12.