CVE-2023-45292

Public Exploit
Captcha verification bypass in github.com/mojocn/base64Captcha

Description

When using the default implementation of Verify to check a Captcha, verification can be bypassed. For example, if the first parameter is a non-existent id, the second parameter is an empty string, and the third parameter is true, the function will always consider the Captcha to be correct.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.07%
Third-Party Advisory go.dev
Affected: github.com/mojocn/base64Captcha github.com/mojocn/base64Captcha
Published at:
Updated at:

References

Link Tags
https://github.com/mojocn/base64Captcha/issues/120 issue tracking exploit
https://github.com/mojocn/base64Captcha/commit/9b11012caca58925f1e47c770f79f2fa47e3ad13 patch
https://github.com/mojocn/base64Captcha/commit/5ab86bd6f333aad3936f912fc52b411168dcd4a7 patch
https://pkg.go.dev/vuln/GO-2023-2386 third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-45292?
CVE-2023-45292 has been scored as a medium severity vulnerability.
How to fix CVE-2023-45292?
To fix CVE-2023-45292, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-45292 being actively exploited in the wild?
It is possible that CVE-2023-45292 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-45292?
CVE-2023-45292 affects github.com/mojocn/base64Captcha github.com/mojocn/base64Captcha.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.