PHP8 will switch off the PCRE2_EXTRA_BAD_ESCAPE_IS_LITERAL option (see T248075), which could be an issue given that we run user-provided regexps. If there's no tool to detect these in advance, I guess it's fine if we wait for the PHP8 upgrade, check logstash and reach out to the community.
Description
Description
| Status | Subtype | Assigned | Task | ||
|---|---|---|---|---|---|
| Open | None | T248075 Fix malformed escape sequences in MediaWiki's regexes for PHP 8 upgrade | |||
| Open | Feature | None | T290446 Deal with disabling of PCRE2_EXTRA_BAD_ESCAPE_IS_LITERAL option in AbuseFilter |