Cross-site scripting (XSS) was possible in notification pop-ups

published 2021-11-29 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-31051

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits: 0; none known

Cross-site scripting (XSS) was possible in notification pop-ups. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035

Patch / fix

fixed in 1 links 1

Acronis Acronis Cyber Protect 15 28035

security-advisory.acronis.com/advisories/SEC-3167 advisory

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

Acronis Acronis Cyber Protect 15

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

security-advisory.acronis.com /advisories/SEC-3167
patch, vendor-advisory

Sources

CVE List CVE-2021-44201
NVD CVE-2021-44201

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary