CVE-2022-28870: A vulnerability affecting F-Secure SAFE browser was discovered

Q: How do I fix CVE-2022-28870?

safe: upgrade to newer than 18.6. Exact commands for each OS are on this page.

Q: Is CVE-2022-28870 being exploited?

CVE-2022-28870 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-28870 affect?

CVE-2022-28870 affects safe. Severity is medium (CVSS 4.3). A vulnerability affecting F-Secure SAFE browser was discovered. A maliciously crafted website could make a phishing attack with address bar spoofing as the address bar was not correct if navigation fails.

Q: How urgent is CVE-2022-28870?

Priority 25/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2022-28870 is a medium-severity flaw (CVSS 4.3) affecting safe. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability affecting F-Secure SAFE browser was discovered. A maliciously crafted website could make a phishing attack with address bar spoofing as the address bar was not correct if navigation fails.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Published	2022-04-15
Last modified	2026-06-17

Publisher (CNA): F-Secure · Vendor: f-secure

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-04-15 11:15 UTCPublished CVE record published
2026-06-17 04:39 UTCUpdated Record last modified

f-secure safe UPGRADE

Affected: <= 18.6

Fixed in: newer than 18.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy safe || rpm -q safe || safe --version

2. UPGRADE to newer than 18.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade safe

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade safe

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-28870?

safe: upgrade to newer than 18.6. Exact commands for each OS are on this page.

Is CVE-2022-28870 being exploited?

CVE-2022-28870 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-28870 affect?

CVE-2022-28870 affects safe. Severity is medium (CVSS 4.3). A vulnerability affecting F-Secure SAFE browser was discovered. A maliciously crafted website could make a phishing attack with address bar spoofing as the address bar was not correct if navigation fails.

How urgent is CVE-2022-28870?

Priority 25/100. No elevated risk signals yet.

Related CVEs

CVE-2025-25595 CRITICAL 9.8 DOWNGRADE A lack of rate limiting in the login page of Safe App version a3.0.9 allows attackers to bypass authentication
CVE-2023-2904 HIGH 7.3 UPGRADE The External Visitor Manager portal of HID’s SAFE versions 5.8.0 through 5.11.3 are vulnerable to manipulation
CVE-2022-47524 MEDIUM 5.4 UPGRADE F-Secure SAFE Browser 19.1 before 19.2 for Android allows an IDN homograph attack.
CVE-2022-38164 MEDIUM 6.5 UPGRADE UPGRADE A vulnerability affecting F-Secure SAFE browser for Android and iOS was discovered
CVE-2022-38163 LOW 3.5 UPGRADE UPGRADE A Drag and Drop spoof vulnerability was discovered in F-Secure SAFE Browser for Android and iOS version 19.0 a

References

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