What is CVE-2022-30991?

CVE-2022-30991 is a medium-severity vulnerability in Acronis Cyber Protect 15, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.1/10. Published 2022-05-18.

How severe is CVE-2022-30991?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Acronis Cyber Protect 15

CVE-2022-30991

HTML injection via report name. The following products are affected: Acronis Cyber Protect 15 (Linux, Windows) before build 29240

Published 2022-05-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (44.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.000

Affected products

Acronis Cyber Protect 15 — versions unspecified
Acronis Cyber Protect — versions 15
Linux Kernel
Microsoft Windows

Weakness classification (CWE)

References

security-advisory.acronis.com/advisories/SEC-3928 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2022-30991?: CVE-2022-30991 is a medium-severity vulnerability in Acronis Cyber Protect 15, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.1/10. Published 2022-05-18.
How severe is CVE-2022-30991?: Medium severity. CVSS v3 base score is 6.1 out of 10.