CVE-2026-92842

The PHP language is vulnerable to an out-of-bounds read and information leak in the convert.base64-encode, convert.quoted-printable-encode, and convert.quoted-printable-decode stream filters. The root cause is that the line-break-chars option's length is tracked independently of the string itself...

CVE-2026-92842 OOB read / info leak in convert.* stream filters when line-break-chars contains NUL

The convert.base64-encode, convert.quoted-printable-encode and convert.quoted-printable-decode stream filters accept a line-break-chars option whose length is tracked separately from the string itself. The filter constructors duplicate the value with pestrdup, which stops at the first NUL byte,...