CVE-2026-40761: CWE-502 Deserialization of Untrusted Data in Edge-Themes Valeska
Unauthenticated PHP Object Injection in Valeska <= 1.2.2 versions.
AI Analysis
Technical Summary
This vulnerability in Edge-Themes Valeska (<=1.2.2) is caused by unsafe deserialization of untrusted data, leading to unauthenticated PHP object injection. The CVSS 3.1 score of 8.1 reflects high impact on confidentiality, integrity, and availability, with network attack vector, high attack complexity, and no privileges or user interaction required. No official patch or remediation guidance is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could lead to full compromise of the affected system, including arbitrary code execution, data disclosure, and denial of service. The vulnerability is exploitable remotely without authentication, but requires high attack complexity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict network access to the vulnerable application and monitor for suspicious activity related to PHP object injection attempts.
CVE-2026-40761: CWE-502 Deserialization of Untrusted Data in Edge-Themes Valeska
Description
Unauthenticated PHP Object Injection in Valeska <= 1.2.2 versions.
CVSS v3.1
Score 8.1high
Affected software
pkg:composer/edge-themes/valeskaRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Edge-Themes Valeska (<=1.2.2) is caused by unsafe deserialization of untrusted data, leading to unauthenticated PHP object injection. The CVSS 3.1 score of 8.1 reflects high impact on confidentiality, integrity, and availability, with network attack vector, high attack complexity, and no privileges or user interaction required. No official patch or remediation guidance is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could lead to full compromise of the affected system, including arbitrary code execution, data disclosure, and denial of service. The vulnerability is exploitable remotely without authentication, but requires high attack complexity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict network access to the vulnerable application and monitor for suspicious activity related to PHP object injection attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-04-15T09:20:32.456Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a31c7a50b89be6888375e37
Added to database: 06/16/2026, 22:01:09 UTC
Last enriched: 06/16/2026, 22:15:54 UTC
Last updated: 08/01/2026, 07:18:00 UTC
Views: 53
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