WordPress WP Activity Log plugin <= 5.6.3.1 - PHP Object Injection vulnerability
48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.8epss 0.7%
from disclosure to weapon5 days
Published on NVDJun 17
1st PoC+5d
exploitation probability
0.7%top 50% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
Unauthenticated PHP Object Injection in WP Activity Log <= 5.6.3.1 versions.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Melapress · WP Activity Logpublic PoCs found — 1
githubgithub.com/joshuavanderpoll/CVE-2026-54806★ 5⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.