CVE-2026-21622
Password reset tokens never expire; leaked emails can enable account takeover.
Is CVE-2026-21622 being exploited?
Not confirmed. CVE-2026-21622 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 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2026-21622?
CVE-2026-21622 is rated Critical with a CVSS score of 9.5. 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-2026-21622?
Yes. A fix has been recorded for CVE-2026-21622. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-21622 affect?
CVE-2026-21622 affects hexpm. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-21622?
Patch when available; rotate/invalidate tokens; monitor password-reset activity
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Account takeover via non-expiring reset tokens; attacker with access to leaked emails can reset passwords.
Immediate action required
- affected>= 2025-08-01 and < 2026-03-05
- affected>= 617e44c71f1dd9043870205f371d375c5c4d886d and < bb0e42091995945deef10556f58d046a52eb7884
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.