PHP 7.3.29
phpevery versioncounted 2026-10-11 04:20 UTC
As of 2026-10-11, 250 hosts ran PHP 7.3.29 with at least one known CVE on a service open at their latest check; 10 distinct CVEs match this version.
Known CVEs on hosts running it
250hosts with known CVEs
10distinct 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: 6 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-2017-8923 CRITICAL 9.8 | 250 |
| CVE-2022-37454 CRITICAL 9.8 | 250 |
| CVE-2021-21703 HIGH 7.0 | 250 |
| CVE-2022-31629 MEDIUM 6.5 | 250 |
| CVE-2022-31628 MEDIUM 5.5 | 250 |
| CVE-2022-4900 MEDIUM 5.5 | 250 |
| CVE-2021-21707 MEDIUM 5.3 | 250 |
| CVE-2024-5458 MEDIUM 5.3 | 250 |
| CVE-2024-3566 CRITICAL 9.8 | 31 |
| CVE-2021-21706 MEDIUM 6.5 | 31 |
Hosts: matches on services open at each host's latest check.