CVE-2026-48862
Memory exhaustion via HTTP/2 PUSH_PROMISE flood in Mint client.
Is CVE-2026-48862 being exploited?
Not confirmed. CVE-2026-48862 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 0.38% probability of exploitation in the next 30 days.
How severe is CVE-2026-48862?
CVE-2026-48862 is rated High with a CVSS score of 8.2. 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-2026-48862?
Yes. A fix has been recorded for CVE-2026-48862. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-48862 affect?
CVE-2026-48862 affects elixir-mint Mint (versions < 1.9.0). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-48862?
Upgrade Mint to >=1.9.0
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote DoS: attacker-controlled HTTP/2 PUSH_PROMISE frames flood Mint client, exhausting memory; possible crash.
Patch when possible
- affected>= 0.2.0 and < 1.9.0
- affected>= 65c6394d05a1b8aa4a7461708c3aa173e8d7a5cf and < 70b97b6a5209fb288b0e04d8e657dda26c59de67
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.