WordPress security by component

preservation

preservation is a WordPress theme with 2 published CVE records in this archive. The latest tracked vulnerability was published Oct 29, 2026; the highest published CVSS base score is 9.8.

Theme slug: preservation

Latest vulnerability

CVE-2026-54859: Preservation: PHP object injection

Unauthenticated PHP Object Injection in Preservation <= 1.15 versions. The export does not disclose the endpoint, input parameter, vulnerable function or detailed input-processing path. No additional exploit mechanics are inferred. Untrusted deserialization may create PHP objects; code execution requires a usable gadget chain and its prerequisites, neither of which is established by this record. The structured affected range is n/a through 1.15.

PublishedOct 29, 2026

Known safe version1.19.0

Published vulnerabilities for preservation
		Safe version
Oct 29, 2026	CVE-2026-54859 Preservation: PHP object injection Unauthenticated PHP Object Injection in Preservation <= 1.15 versions. The export does not disclose the endpoint, input parameter, vulnerable function or detailed input-processing path. No additional exploit mechanics are inferred. Untrusted deserialization may create PHP objects; code execution requires a usable gadget chain and its prerequisites, neither of which is established by this record. The structured affected range is n/a through 1.15.	1.19.0	CVE9.8
Jun 17, 2026	CVE-2025-69144 Preservation: Filesystem traversal Preservation is affected by filesystem traversal. The vulnerable path is reachable without authentication. A crafted path can escape the intended directory and reach files or directories elsewhere on the server. The published affected range is n/a through 1.10.	See mitigation notes	CVE8.1

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