CVE-2017-18926

PoC —

CVSS 3.1

7.1 high

EPSS

3%p87

Published

Nov 6, 2020 (Nov 6, 2020)

Modified

Jun 17, 2026

Description

raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15 miscalculates the maximum nspace declarations for the XML writer, leading to heap-based buffer overflows (sometimes seen in raptor_qname_format_as_xml).

Vendors: librdf debian fedoraproject
Products: raptor rdf syntax library, debian linux, fedora
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

NVD CVE.org GitHub PoCs EPSS (3.1%)

In the news0 stories

No ingested article mentions this CVE yet.