What’s Vulnerable › Vulnerabilities

CVE-2019-13032

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-06-28 · updated 2026-06-17
• Weakness: CWE-476

Description

An issue was discovered in FlightCrew v0.9.2 and earlier. A NULL pointer dereference occurs in GetRelativePathToNcx() or GetRelativePathsToXhtmlDocuments() when a NULL pointer is passed to xc::XMLUri::isValidURI(). This affects third-party software (not Sigil) that uses FlightCrew as a library.

Affected products

• Flightcrew Project Flightcrew: through 0.9.2

References

• https://github.com/Sigil-Ebook/flightcrew/issues/53
• https://salvatoresecurity.com/fun-with-fuzzers-or-how-i-discovered-three-vulnerabilities-part-1-of-3/
• https://usn.ubuntu.com/4055-1/
• https://github.com/Sigil-Ebook/flightcrew/issues/53
• https://salvatoresecurity.com/fun-with-fuzzers-or-how-i-discovered-three-vulnerabilities-part-1-of-3/
• https://usn.ubuntu.com/4055-1/

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