CVE-2023-26779
CWE-502Published: March 3, 2023· Updated: Jun 17, 2026
Official Description
CleverStupidDog yf-exam v 1.8.0 is vulnerable to Deserialization which can lead to remote code execution (RCE).
Risk Analysis
CleverStupidDog yf-exam is vulnerable to deserialization attacks, which can lead to remote code execution. The critical CVSS score of 9.8 underscores the potential for full system compromise.
No public exploit is known, and it is not in CISA KEV. The vulnerability is remotely exploitable with low attack complexity.
Users should update to a patched version of yf-exam or implement strict input validation to prevent malicious deserialization.
Technical Analysis
CVE-2023-26779 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
From a weakness classification perspective (CWE-502): Insecure deserialization vulnerabilities allow attackers to inject malicious objects during deserialization, potentially enabling remote code execution.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (4)
Quick Facts
Related CVEs (CWE-502)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-26779 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts