CVE-2026-120634 — Vulnerability intelligence
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Published:
- CVSS
- Not available
- CISA KEV
- Not listed; not proof of no exploitation
Original source text (not a translation)
CGI::Carp versions before 5.00 for Perl leak warnings across requests in persistent environments via the warningsToBrowser buffer.
Warnings are held in a package-level buffer until warningsToBrowser writes them into the page as HTML comments, and the buffer is never cleared between requests. Under mod_perl, FastCGI or PSGI, warnings from one request are written into a later one.
Warnings that contain one user's request data can appear in the HTML sent to another user.