What’s Vulnerable › Vulnerabilities

CVE-2026-75483: powerlevel10k Control Character Injection via package.json Version

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-17 · updated 2026-10-23
• Weakness: CWE-150

Description

powerlevel10k fails to neutralize control characters in the package.json version field when rendering the package prompt segment. Attackers can inject raw escape bytes in the version string to emit arbitrary terminal control sequences on each prompt render when the shell enters affected directories.

Affected products

• romkatv powerlevel10k: through 1.20.0

References

• https://github.com/romkatv/powerlevel10k
• https://github.com/romkatv/powerlevel10k/blob/master/internal/p10k.zsh
• https://github.com/romkatv/powerlevel10k/commit/58e13d16a50e1d6908e39e20a670896808ccf350
• https://github.com/romkatv/powerlevel10k/issues/2961
• https://www.vulncheck.com/advisories/powerlevel10k-control-character-injection-via-package-json-version

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