PHP 5.6.37
phpevery versioncounted 2026-10-11 04:20 UTC
As of 2026-10-11, 187 hosts ran PHP 5.6.37 with at least one known CVE on a service open at their latest check; 26 distinct CVEs match this version.
Known CVEs on hosts running it
187hosts with known CVEs
26distinct CVEs
A match is an indication, not proof: it is based on the software version a service reported, and fixes are often backported without changing the version.
Not counted: 14 hosts with CVEs of it only from an older observation (software reported earlier, no service of that kind open now).
Most common CVEs
| CVE | Hosts |
|---|---|
| CVE-2022-31629 MEDIUM 6.5 | 187 |
| CVE-2022-31628 MEDIUM 5.5 | 187 |
| CVE-2022-4900 MEDIUM 5.5 | 187 |
| CVE-2017-8923 CRITICAL 9.8 | 186 |
| CVE-2017-9225 CRITICAL 9.8 | 186 |
| CVE-2019-9020 CRITICAL 9.8 | 186 |
| CVE-2019-9021 CRITICAL 9.8 | 186 |
| CVE-2019-9023 CRITICAL 9.8 | 186 |
| CVE-2019-9641 CRITICAL 9.8 | 186 |
| CVE-2018-19520 HIGH 8.8 | 186 |
| CVE-2019-6977 HIGH 8.8 | 186 |
| CVE-2017-7963 HIGH 7.5 | 186 |
| CVE-2017-9229 HIGH 7.5 | 186 |
| CVE-2018-19395 HIGH 7.5 | 186 |
| CVE-2018-19396 HIGH 7.5 | 186 |
| CVE-2018-19518 HIGH 7.5 | 186 |
| CVE-2018-19935 HIGH 7.5 | 186 |
| CVE-2018-20783 HIGH 7.5 | 186 |
| CVE-2019-9024 HIGH 7.5 | 186 |
| CVE-2019-9637 HIGH 7.5 | 186 |
| CVE-2019-9638 HIGH 7.5 | 186 |
| CVE-2019-9639 HIGH 7.5 | 186 |
| CVE-2017-7272 HIGH 7.4 | 186 |
| CVE-2015-9253 MEDIUM 6.5 | 186 |
| CVE-2018-17082 MEDIUM 6.1 | 186 |
| CVE-2024-3566 CRITICAL 9.8 | 24 |
Hosts: matches on services open at each host's latest check.