How to fix CVE-2025-67997?

Within 24 hours: Identify all systems running Travelicious and document version numbers; immediately isolate affected instances from production environments if possible and restrict public access. Within 7 days: Implement WAF rules to block deserialization payloads; apply network segmentation to limit east-west lateral movement; enable enhanced logging and monitoring for exploitation attempts. Within 30 days: Upgrade to Travelicious 1.6.7 or later once available; conduct forensic analysis for any signs of compromise; review and strengthen input validation controls.

Is Deserialization affected by CVE-2025-67997?

A critical deserialization vulnerability in BoldThemes Travelicious (CVE-2025-67997, CVSS 9.8) allows unauthenticated attackers to inject malicious objects and potentially execute arbitrary code on affected systems.

CVE-2025-67997

CRITICAL

2026-02-20 [email protected]

9.8

CVSS 3.1

CVSS Vector

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

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:04 vuln.today

CVE Published

Feb 20, 2026 - 16:22 nvd

CRITICAL 9.8

Description

Deserialization of Untrusted Data vulnerability in BoldThemes Travelicious travelicious allows Object Injection.This issue affects Travelicious: from n/a through < 1.6.7.

Analysis

Deserialization of untrusted data in Travelicious (travelicious) WordPress theme allows PHP Object Injection, potentially enabling remote code execution through POP chains.

Technical Context

CWE-502 deserialization of untrusted data in travelicious. Attacker-controlled data is passed to unserialize(), enabling instantiation of arbitrary PHP objects.

Affected Products

['Travelicious WordPress theme']

Remediation

Update the theme. Avoid unserialize() on user input.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.1

CVSS: +49

POC: 0

CVE-2025-67997 vulnerability details – vuln.today

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CVE-2025-67997

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Lifecycle Timeline

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Analysis

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CVE-2025-67997

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

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External POC / Exploit Code