CVE-2026-26982: Ghostty is a cross-platform terminal emulator

Q: How do I fix CVE-2026-26982?

ghostty: upgrade to 1.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-26982 being exploited?

CVE-2026-26982 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-2026-26982 affect?

CVE-2026-26982 affects ghostty. Severity is medium (CVSS 6.3). Ghostty is a cross-platform terminal emulator. Ghostty allows control characters such as 0x03 (Ctrl+C) in pasted and dropped text. These can be used to execute arbitrary commands in some shell environments. This attack requires an attacker

Q: How urgent is CVE-2026-26982?

Priority 28/100. No elevated risk signals yet.

Routine

MEDIUM 6.3UPGRADE

CVE-2026-26982 is a medium-severity flaw (CVSS 6.3) affecting ghostty. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Ghostty is a cross-platform terminal emulator. Ghostty allows control characters such as 0x03 (Ctrl+C) in pasted and dropped text. These can be used to execute arbitrary commands in some shell environments. This attack requires an attacker to convince the user to copy and paste or drag and drop malicious text. The attack requires user interaction to be triggered, but the dangerous characters are invisible in most GUI environments so it isn't triv

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 75%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-03-10
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: ghostty

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

Am I affected?

Timeline

2026-03-10 07:42 UTCPublished CVE record published
2026-06-17 10:26 UTCUpdated Record last modified

ghostty ghostty UPGRADE

Affected: < 1.3.0

Fixed in: 1.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.3.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ghostty

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-2026-26982?

ghostty: upgrade to 1.3.0. Exact commands for each OS are on this page.

Is CVE-2026-26982 being exploited?

CVE-2026-26982 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-2026-26982 affect?

CVE-2026-26982 affects ghostty. Severity is medium (CVSS 6.3). Ghostty is a cross-platform terminal emulator. Ghostty allows control characters such as 0x03 (Ctrl+C) in pasted and dropped text. These can be used to execute arbitrary commands in some shell environments. This attack requires an attacker

How urgent is CVE-2026-26982?

Priority 28/100. No elevated risk signals yet.

References

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