CVE-2021-28119: Twinkle Tray (aka twinkle-tray) through 1.13.3 allows remote command execution

Q: How do I fix CVE-2021-28119?

twinkle tray: upgrade to newer than 1.13.3. Exact commands for each OS are on this page.

Q: Is CVE-2021-28119 being exploited?

CVE-2021-28119 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-2021-28119 affect?

CVE-2021-28119 affects twinkle tray. Severity is critical (CVSS 9.8). Twinkle Tray (aka twinkle-tray) through 1.13.3 allows remote command execution. A remote attacker may send a crafted IPC message to the exposed vulnerable ipcRenderer IPC interface, which invokes the dangerous openExternal API.

Q: How urgent is CVE-2021-28119?

Priority 67/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2021-28119 is a critical-severity flaw (CVSS 9.8) affecting twinkle tray. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Twinkle Tray (aka twinkle-tray) through 1.13.3 allows remote command execution. A remote attacker may send a crafted IPC message to the exposed vulnerable ipcRenderer IPC interface, which invokes the dangerous openExternal API.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.6% (top 11%)
CISA exploited list	No
Published	2021-03-09
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: twinkletray

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

Am I affected?

Timeline

2021-03-09 23:15 UTCPublished CVE record published
2026-06-17 03:45 UTCUpdated Record last modified

twinkletray twinkle tray UPGRADE

Affected: <= 1.13.3

Fixed in: newer than 1.13.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy twinkle-tray || rpm -q twinkle-tray || twinkle-tray --version

2. UPGRADE to newer than 1.13.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade twinkle-tray

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade twinkle-tray

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-2021-28119?

twinkle tray: upgrade to newer than 1.13.3. Exact commands for each OS are on this page.

Is CVE-2021-28119 being exploited?

CVE-2021-28119 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-2021-28119 affect?

CVE-2021-28119 affects twinkle tray. Severity is critical (CVSS 9.8). Twinkle Tray (aka twinkle-tray) through 1.13.3 allows remote command execution. A remote attacker may send a crafted IPC message to the exposed vulnerable ipcRenderer IPC interface, which invokes the dangerous openExternal API.

How urgent is CVE-2021-28119?

Priority 67/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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