Is there a public PoC exploit available for CVE-2023-54346?

Yes, a public proof-of-concept exploit is available for CVE-2023-54346. Prioritise patching immediately. EPSS: 0.0%.

Wordpress Plugin Backup Migration CVE-2023-54346

Q: What is the CVSS score of CVE-2023-54346?

CVE-2023-54346 has a CVSS 4.0 base score of 8.7 (High). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

EUVD-2023-60568 HIGH

Insertion of Sensitive Information into Externally-Accessible File (CWE-538)

2026-05-05 VulnCheck

GHSA-fjq3-h34r-q4fp

WordPress Information Disclosure Wordpress Plugin Backup Migration Backupbliss

8.7

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

8.7 HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

May 05, 2026 - 12:37 NVD

7.5 (HIGH) 8.7 (HIGH)

CVE Published

May 05, 2026 - 11:24 cve.org

HIGH 8.7

DescriptionCVE.org

WordPress Plugin Backup Migration 1.2.8 contains an information disclosure vulnerability that allows unauthenticated attackers to download complete database backups by accessing predictable file paths. Attackers can enumerate backup directories through configuration files and complete logs, then construct direct download URLs to retrieve sensitive backup archives containing full database dumps.

AnalysisAI

WordPress Plugin Backup Migration 1.2.8 contains an information disclosure vulnerability that allows unauthenticated attackers to download complete database backups by accessing predictable file. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-538. WordPress Plugin Backup Migration 1.2.8 contains an information disclosure vulnerability that allows unauthenticated attackers to download complete database backups by accessing predictable file paths. Attackers can enumerate backup directories through configuration files and complete logs, then construct direct download URLs to retrieve sensitive backup archives containing full database dumps. Affected products include: Backupbliss Wordpress Plugin Backup Migration.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.