01 Record
CVE-2026-87099
Cross-site scripting (XSS) vulnerability due to improper input validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.
MediumPUBLISHEDCNA: Acronis
CNA base score5.7 CVSS v3.xCVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N
02 Description
Cross-site scripting (XSS) vulnerability due to improper input validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- 5.7 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-28.
- 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 10:10Z22 HR AGO
- Last updated
- 2026-10-28 10:10Z22 HR AGO
- Reserved
- 2026-09-08
- Assigning CNA
- Acronis
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.7)
- CNA CVSS vector
- CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.2
- Document digest
- a399b411718d0187c183cad87d729427bed46c962d5aa0dcecb5ed76db9d1f23
05 Affected products
VendorProductVersionsPlatforms
06 References
- security-advisory.acronis.comSEC-8835https://security-advisory.acronis.com/advisories/SEC-8835