Vulnerability · Published Oct 28, 2026 · Assigned by Acronis
CVE-2026-87099
Medium 5.7
In plain English
A medium-severity cross-site scripting in Acronis Cyber Protect 17 from Acronis. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).
Severity (CVSS 3.0)5.7Medium
Exploit odds (30 days)0.2%top 84.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Acronis | Acronis Cyber Protect 17 | unspecified – before 42587 |
Weakness: CWE-79 · Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N
References
- SEC-8835 vendor-advisory