CVE-2026-28139
WordPress Ajax Search Lite plugin <= 4.14.4 - PHP Object Injection vulnerability
Unauthenticated PHP Object Injection in Ajax Search Lite <= 4.14.4 versions.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
WordPress Ajax Search Lite plugin <= 4.14.4 - PHP Object Injection vulnerability
Unauthenticated PHP Object Injection in Ajax Search Lite <= 4.14.4 versions.
- Record
CVE-2026-28139- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2026-53942
Unauthenticated PHP Object Injection in Ajax Search Lite <= 4.14.4 versions.
- Record
EUVD-2026-53942- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-fggq-3fv5-w95m
Unauthenticated PHP Object Injection in Ajax Search Lite <= 4.14.4 versions.
Unauthenticated PHP Object Injection in Ajax Search Lite <= 4.14.4 versions.
- Record
GHSA-fggq-3fv5-w95m- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
Unauthenticated PHP Object Injection in Ajax Search Lite <= 4.14.4 versions.
- Record
CVE-2026-28139- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-28139 is a critical vulnerability (CVSS 9.8) in Wpdreams Ajax Search Lite, published August 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 47th percentile. No source names a fixed version.