CVE-2026-54856 WordPress RexCoin theme <= 1.2.6 - PHP Object Injection vulnerability

CriticalCVSS 9.8 EPSS 0.49%

Published: 2026-10-29 17:24
Updated: 2026-11-03 22:03
Exploit status: No public exploit known

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Description

Unauthenticated PHP Object Injection in RexCoin <= 1.2.6 versions.

Affected products

Product	Affected versions	Fixed in
ThemeREX RexCoin	<= 1.2.6	No fix listed
wordpress rexcoin(WordPress)	<= 1.2.6	No fix listed

References

patchstack.com vdb-entry
Wordfence Intelligence third-party-advisory
www.cve.org

CVSS v3.1

9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

All scores (3)

v3.1 9.8 · patchstack
v3.1 9.8 · audit@patchstack.com
v3.1 8.1 · wordfence

Weakness & likelihood

EPSS (exploitation probability, 30 days): 0.49% (percentile 42.7)
CWE: CWE-502 Deserialization of Untrusted Data

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.