https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2023-26779.htmlhttps://patchthecve.com/cve/CVE-2023-26779.htmlWed, 17 Jun 2026 05:43:47 +0000CRITICAL 9.8: CleverStupidDog yf-exam v 1.8.0 is vulnerable to Deserialization which can lead to remote code execution (RCE).https://patchthecve.com/cve/CVE-2023-25403.htmlhttps://patchthecve.com/cve/CVE-2023-25403.htmlWed, 17 Jun 2026 05:41:11 +0000HIGH 7.5: CleverStupidDog yf-exam v 1.8.0 is vulnerable to Authentication Bypass. The program uses a fixed JWT key, and the stored key uses username format characters. Any user who logged in within 24 hours. A token can be forged with his username to bypass authentication.https://patchthecve.com/cve/CVE-2023-25402.htmlhttps://patchthecve.com/cve/CVE-2023-25402.htmlWed, 17 Jun 2026 05:41:11 +0000HIGH 7.5: CleverStupidDog yf-exam 1.8.0 is vulnerable to File Upload. There is no restriction on the suffix of the uploaded file, resulting in any file upload.