CVE-2022-45942
Published: 20 December 2022
Summary
CVE-2022-45942 is a high-severity OS Command Injection (CWE-78) vulnerability in Baijiacms Project Baijiacms. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 11.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
A Remote Code Execution vulnerability tracked as CVE-2022-45942 affects baijiacms version 4, specifically in the file includes/baijiacms/common.inc.php. The flaw is categorized under CWE-78 and carries a CVSS 3.1 score of 8.8, reflecting network attack vector, low attack complexity, and low privileges required.
An attacker with limited authenticated access can supply crafted input that results in operating-system command execution, enabling full read, write, and control over the affected application and underlying host. Public proof-of-concept code and a detailed technical write-up demonstrate how the injection can be triggered remotely without user interaction.
The EPSS score for this CVE rose materially from a low baseline to a peak of 0.2907 on 2025-12-11 before receding to the current value of 0.0391, indicating a period of increased exploitation interest well after the original 2022 disclosure. Available references consist of exploit repositories and a technical blog post rather than vendor advisories or patch guidance.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-48784
Vulnerability details
A Remote Code Execution (RCE) vulnerability was found in includes/baijiacms/common.inc.php in baijiacms v4.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.