CVE-2026-47882
Predictable RNG in Spring Tools creates guessable DevTools secret enabling unauthorized remote restart.
Is CVE-2026-47882 being exploited?
Not confirmed. CVE-2026-47882 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 0.18% probability of exploitation in the next 30 days.
How severe is CVE-2026-47882?
CVE-2026-47882 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-2026-47882?
Yes. A fix has been recorded for CVE-2026-47882. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-47882 affect?
CVE-2026-47882 affects Spring Tools for Eclipse <= 5.2.0, Spring Boot DevTools remote-restart feature. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-47882?
Upgrade Spring Tools for Eclipse to >5.2.0 and disable remote DevTools in production.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Predictable DevTools shared secret permits attacker-authenticated remote-restart/uploads, enabling remote code execution on deployed apps.
Patch when possible
- affected<= 5.2.0
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.