PT-2026-96673

Name of the Vulnerable Software and Affected Versions Net::IDN::Punycode versions prior to 2.590 Description An issue exists where the encode punycode function fails to validate if the input is well-formed UTF-8. When a string with the UTF-8 flag set over malformed bytes reaches the encoder, the...

PT-2026-96682

Name of the Vulnerable Software and Affected Versions Net::IDN::Punycode versions prior to 2.301 Description A heap buffer overflow occurs in the encode punycode function when using the XS backend. The issue arises because the XS backend constructs the encoded label in a string buffer sized based...

PT-2026-96666

Name of the Vulnerable Software and Affected Versions Net::IDN::Punycode versions prior to 2.590 Description An out-of-bounds read occurs in the XS backend due to an integer overflow of the delta accumulator within the encode punycode function. The XS backend stores the punycode delta and the...