EUVD-2026-115640

PyMuPDF 1.25.3 before 2.0 contains a stack-based buffer overflow vulnerability in JMsetannotcalloutline that copies a caller-supplied number of callout points into a fixed three-element stack array. Attackers who control the callout argument passed to Page.addfreetextannot can supply four or more...

CVE-2026-120752

PyMuPDF 1.25.3 before 2.0 contains a stack-based buffer overflow vulnerability in JMsetannotcalloutline that copies a caller-supplied number of callout points into a fixed three-element stack array. Attackers who control the callout argument passed to Page.addfreetextannot can supply four or more...

CVE-2026-120752 PyMuPDF 1.25.3 before 2.0 Stack Buffer Overflow via add_freetext_annot() Callout

PyMuPDF 1.25.3 before 2.0 contains a stack-based buffer overflow vulnerability in JMsetannotcalloutline that copies a caller-supplied number of callout points into a fixed three-element stack array. Attackers who control the callout argument passed to Page.addfreetextannot can supply four or more...

CVE-2026-120752

The PyMuPDF library (versions 1.25.3 before 2.0) is susceptible to a stack-based buffer overflow in the JM_set_annot_callout_line() function. The root cause is the copying of a caller-supplied number of callout points into a fixed three-element stack array. An attacker who controls the callout ar...

CVE-2026-120752: PyMuPDF: PyMuPDF 1.25.3 before 2.0 contains a stack-based buffer overflow vulnerability in JM_set_annot_callout_line() that…

PyMuPDF 1.25.3 before 2.0 contains a stack-based buffer overflow vulnerability in JMsetannotcalloutline that copies a caller-supplied number of callout points into a fixed three-element stack array. Attackers who control the callout argument passed to Page.addfreetextannot can supply four or more...