CVE-2026-59695
Unauthenticated attacker can drain fee-payer wallet by inflating gas price.
Is CVE-2026-59695 being exploited?
Not confirmed. CVE-2026-59695 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 0.52% probability of exploitation in the next 30 days.
How severe is CVE-2026-59695?
CVE-2026-59695 is rated High with a CVSS score of 8.3. 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-2026-59695?
Yes. A fix has been recorded for CVE-2026-59695. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-59695 affect?
CVE-2026-59695 affects ZenHive mpp (< 0.6.0), mpp Elixir library (fee_payer: true), Nodes configured as fee-payers. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-59695?
Upgrade to mpp >= 0.6.0, validate/limit gas fields, rotate compromised wallets
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote unauthenticated attacker can submit transactions with inflated gas ceilings to force the server to pay excessive gas, draining the fee-payer wallet and breaking sponsorship.
Immediate action required
- affected>= 0.2.0 and < 0.6.0
- affected>= d29d54e507918db00a5b65d90136b73166c017d7 and < 5d6338e2334084c5f2a78cfcca474830733ed7e8
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.