What is CVE-2022-30777?

CVE-2022-30777 is a medium-severity vulnerability in Parallels H-Sphere, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-05-16.

How severe is CVE-2022-30777?

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

Is CVE-2022-30777 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Parallels H-Sphere

CVE-2022-30777

Parallels H-Sphere 3.6.1713 allows XSS via the index_en.php from parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.022 (81.0th percentile) — read the EPSS interpretation.

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.

Affected products

Parallels H-sphere — versions 3.6.2
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

cve@mitre.org (Product, x_refsource_MISC)
cve@mitre.org (x_refsource_MISC)

Frequently asked questions

What is CVE-2022-30777?: CVE-2022-30777 is a medium-severity vulnerability in Parallels H-Sphere, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-05-16.
How severe is CVE-2022-30777?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2022-30777 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.