CVE-2026-67986
Ruby code injection in amazing_print's grep allows arbitrary code execution via crafted method names.
Is CVE-2026-67986 being exploited?
Not confirmed. CVE-2026-67986 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.19% probability of exploitation in the next 30 days.
How severe is CVE-2026-67986?
CVE-2026-67986 is rated High with a CVSS score of 8.4. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-67986?
Not known from our data. No patch reference has been recorded for CVE-2026-67986, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-67986 affect?
CVE-2026-67986 affects amazing-print/amazing_print (Ruby gem), Ruby applications using amazing_print. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-67986?
Remove/replace gem or sanitize method-name inputs; apply vendor patch when released.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Arbitrary Ruby code execution in the host process if an attacker can influence dynamic method names passed to amazing_print#grep; enables RCE, data access, and pivoting.
Patch when possible