CVE-2024-52928: Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites (with previously gra

Q: How do I fix CVE-2024-52928?

arc: upgrade to 1.26.1. Exact commands for each OS are on this page.

Q: Is CVE-2024-52928 being exploited?

CVE-2024-52928 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-2024-52928 affect?

CVE-2024-52928 affects arc. Severity is critical (CVSS 9.6). Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites (with previously granted permissions) to add new permissions when the user clicks anywhere on the website.

Q: How urgent is CVE-2024-52928?

Priority 44/100. Critical severity

This month

CRITICAL 9.6UPGRADE

CVE-2024-52928 is a critical-severity flaw (CVSS 9.6) affecting arc. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites (with previously granted permissions) to add new permissions when the user clicks anywhere on the website.

Why this priority

Critical severity

A fixed release or distro patch exists.

Risk facts

CVSS score	9.6 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-284
Published	2025-06-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: thebrowser

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

Am I affected?

Timeline

2025-06-26 17:15 UTCPublished CVE record published
2026-06-17 08:07 UTCUpdated Record last modified

thebrowser arc UPGRADE

Affected: < 1.26.1

Fixed in: 1.26.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.26.1 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade arc

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-2024-52928?

arc: upgrade to 1.26.1. Exact commands for each OS are on this page.

Is CVE-2024-52928 being exploited?

CVE-2024-52928 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-2024-52928 affect?

CVE-2024-52928 affects arc. Severity is critical (CVSS 9.6). Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites (with previously granted permissions) to add new permissions when the user clicks anywhere on the website.

How urgent is CVE-2024-52928?

Priority 44/100. Critical severity

Software pages

Windows vulnerabilities

Related CVEs

CVE-2025-40896 MEDIUM 6.5 UPGRADE The server certificate was not verified when an Arc agent connected to a Guardian or CMC. A malicious actor

References

← Back to latest CVEs