CVE-2026-40505: falha de média gravidade em Artifex Software Inc. MuPDF
MuPDF < 1.27 mutool ANSI Injection via Metadata
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13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 4.8epss 0.2%
MuPDF before 1.27 contains an ANSI injection vulnerability in mutool that allows attackers to inject arbitrary ANSI escape sequences through crafted PDF metadata fields. Attackers can embed malicious ANSI escape codes in PDF metadata that are passed unsanitized to terminal output when running mutool info, enabling them to manipulate terminal display for social engineering attacks such as presenting fake prompts or spoofed commands.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Produtos afetados
Artifex Software Inc. · MuPDFCVEs relacionadas — Artifex Software Inc. MuPDF
No mesmo produto, das mais perigosas para as menos.
Referências
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=0f17d789fe8c29b41e47663be82514aaca3a4dfbhttps://github.com/ArtifexSoftware/mupdf/commit/0f17d789fe8c29b41e47663be82514aaca3a4dfbhttps://github.com/ArtifexSoftware/mupdf/releases/tag/1.27.0https://www.vulncheck.com/advisories/mupdf-mutool-ansi-injection-via-metadata