CVE-2026-73389
WordPress Kalles Addons plugin <= 1.0.6 - PHP Object Injection vulnerability
Unauthenticated PHP Object Injection in Kalles Addons <= 1.0.6 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 Kalles Addons plugin <= 1.0.6 - PHP Object Injection vulnerability
Unauthenticated PHP Object Injection in Kalles Addons <= 1.0.6 versions.
- Record
CVE-2026-73389- 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-2026-62390
Unauthenticated PHP Object Injection in Kalles Addons <= 1.0.6 versions.
- Record
EUVD-2026-62390- 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-m7jf-qrf9-6rj3
Unauthenticated PHP Object Injection in Kalles Addons <= 1.0.6 versions.
Unauthenticated PHP Object Injection in Kalles Addons <= 1.0.6 versions.
- Record
GHSA-m7jf-qrf9-6rj3- 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 Kalles Addons <= 1.0.6 versions.
- Record
CVE-2026-73389- 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-2026-73389 is a critical vulnerability (CVSS 9.8) in The4 Kalles Addons, published August 19, 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.