WatchTowr Labs has detailed a complex chain of pre-authentication remote code execution (RCE) vulnerabilities and subsequent patch bypasses in PaperCut software. The report covers multiple vulnerabilities (WT-2026-0141-0144 / CVE-2026-82077 / CVE-2026-82078 / CVE-2026-81578), highlighting how PaperCut bundled several flaws and their bypasses into single CVEs. This research provides deep technical insight into exploiting print management systems and the challenges of effective patching.