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Early warnings
SZB-e226362c36

EUVD-2026-114361 reports attacker-controlled filenames in praktor Telegram uploads

Status
Unverified: only social posts report this so far
Kind
Vulnerability
Vendor
praktor
Product
praktor
First seen

Summary

The EUVD listing says that before version 0.9.1, both Telegram upload sites in praktor's internal/telegram/bot.go concatenate an attacker-controlled document filename into a path. It assigns a CVSS v3.1 score of 8.2.

If you use praktor

Upgrade praktor to version 0.9.1 or later

Limit which Telegram users can upload files to the bot

Check upload directories for unexpected file names or locations

What the sources say 1

· Mastodon: “Prior to 0.9.1, both Telegram upload sites in `internal/telegram/bot.go` concatenate the attacker-controlled document filename...” Source