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01 Record

CVE-2026-87103

Sensitive information disclosure and manipulation due to improper token validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.

HighPUBLISHEDCNA: Acronis
CNA base score7.4 CVSS v3.xCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

02 Description

Sensitive information disclosure and manipulation due to improper token validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
Not scored by EPSS
EPSS percentile
Not scored by EPSS
NVD base score
7.4 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD analysis status
Deferred. NVD last modified this record on 2026-10-29.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-10-28 10:08Z23 HR AGO
Last updated
2026-10-29 03:57Z5 HR AGO
Reserved
2026-09-08
Assigning CNA
Acronis
Record state
PUBLISHED
Severity
High (CVSS 7.4)
CNA CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Weaknesses
  • CWE-347Improper Verification of Cryptographic SignatureBase
Data version
5.2
Document digest
e57b2679e311b9a31c54326de98532f448f92d287e76d3930ccf0adc88d4b9ab

05 Affected products

VendorProductVersionsPlatforms
AcronisAcronis Cyber Protect 17< 42587Linux, Windows

06 References