🛡️ CVE-2026-28713 — agent

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability low.

CVSS metrics in full

The score comes from this vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: High — the attacker first has to win a race, learn a secret or otherwise prepare the target.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: Required — someone has to click, open or visit something.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: High — total loss, or loss the attacker controls.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: Low — limited, and the attacker does not choose what is affected.

Weakness class

CVE-2026-28713 is classified as CWE-1392: Use of Default Credentials. The product uses default credentials (such as passwords or cryptographic keys) for potentially critical functionality.

Affected software

CVE-2026-28713 is recorded against 2 packages.

• agent (fixed in c23.12)
• cyber-protect (fixed in 17.0.41186)

Timeline and source

Published on 6 March 2026 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

security-advisory.acronis.com

Other advisories for this package

agent has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2026-6787 (7.8 High, published 6 May 2026)
• CVE-2026-41288 (7.8 High, published 6 May 2026)
• CVE-2026-41287 (6.5 Medium, published 6 May 2026)
• CVE-2026-41286 (6.5 Medium, published 6 May 2026)
• CVE-2026-6788 (7.8 High, published 6 May 2026)
• CVE-2025-30413 (4.4 Medium, published 6 Mar 2026)
• CVE-2025-11792 (7.3 High, published 6 Mar 2026)
• CVE-2025-11791 (7.1 High, published 6 Mar 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-1392: Use of Default Credentials) in other software:

• CVE-2026-68503 (9.8 Critical, published 30 Jul 2026)
• CVE-2026-41939 (9.8 Critical, published 29 Jul 2026)
• GHSA-f25v-x6vr-962g (9.5 Critical, published 24 Jul 2026)
• CVE-2026-44761 (9.1 Critical, published 14 Jul 2026)
• CVE-2026-3144 (8.1 High, published 8 Jul 2026)
• CVE-2026-58466 (9.8 Critical, published 2 Jul 2026)
• CVE-2026-58453 (9.8 Critical, published 1 Jul 2026)
• CVE-2026-44273 (6.0 Medium, published 22 Jun 2026)

Details

Affected Packages

References