CVE-2026-24814
Integer overflow in swoole-src (PHP) before 6.0.2.
Is CVE-2026-24814 being exploited?
Not confirmed. CVE-2026-24814 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 0.27% probability of exploitation in the next 30 days.
How severe is CVE-2026-24814?
CVE-2026-24814 is rated Critical with a CVSS score of 10.0. 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-2026-24814?
Yes. A fix has been recorded for CVE-2026-24814. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-24814 affect?
CVE-2026-24814 affects swoole-src (before 6.0.2), thirdparty/hiredis modules, sds.C path in swoole-src. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-24814?
Upgrade to 6.0.2+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote crash or potential code execution via crafted input in swoole-src; affects PHP apps using Swoole before 6.0.2.
Immediate action required
- affected< 6.0.2
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.