CVE-2022-3709

CVE-2022-3709 is a medium-severity vulnerability in Sophos Xg Firewall Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Description

A stored XSS vulnerability allows admin to super-admin privilege escalation in the Webadmin import group wizard of Sophos Firewall releases older than version 19.5 GA.

Frequently asked questions

What is CVE-2022-3709?
A stored XSS vulnerability allows admin to super-admin privilege escalation in the Webadmin import group wizard of Sophos Firewall releases older than version 19.5 GA.
How severe is CVE-2022-3709?
CVE-2022-3709 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-3709 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-3709?
CVE-2022-3709 affects Sophos Xg Firewall Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-3709?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-3709 published?
CVE-2022-3709 was published on 2022-12-01 and last updated on 2026-06-17.

References

Affected products (1)

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