No vulnerabilities found in the errwrap project based on the provided criteria. After a thorough analysis of the code, documentation, and considering the constraints outlined in the initial request, no exploitable vulnerabilities introduced by the errwrap library itself could be found that are triggerable by an external attacker and rank as high or critical.
The provided vulnerability lists uniformly conclude that, based on the analysis of the errwrap project, there are no identified vulnerabilities that meet the specified criteria. This includes a focus on high or critical rank vulnerabilities, those directly introduced by the errwrap library code, and those exploitable by an external attacker in a publicly accessible application using the library. The analysis considered aspects such as the deprecated Wrapf function, potential stack overflow in Walk, and the Wrapper interface, but determined that none of these areas presented vulnerabilities within the errwrap library itself under the given constraints. Misuse of the library by developers in their applications, or vulnerabilities arising from insecure application design when using errwrap, are explicitly excluded from this analysis, as are denial of service issues not directly exploitable by external attackers against the library itself.
Therefore, based on the comprehensive reviews summarized in the provided lists, no vulnerabilities are identified for the errwrap project that fit the requested criteria for detailed description and mitigation planning.