CVE-2020-27197

9.8 criticalEPSS 2.3%

Critical (9.8). EPSS 2.3% chance of exploitation in the next 30 days. Fixed in libtaxii 1.1.118.

TAXII libtaxii through 1.1.117, as used in EclecticIQ OpenTAXII through 0.2.0 and other products, allows SSRF via an initial http:// substring to the parse method, even when the no_network setting is used for the XML parser. NOTE: the vendor points out that the parse method "wraps the lxml library" and that this may be an issue to "raise ... to the lxml group.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.3% chance of exploitation in the next 30 days; higher than 83% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2020-10-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

eclecticiq:opentaxii
libtaxii_project:libtaxii

Packages (OSV)

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-836c-xg97-8p4h	PyPI	libtaxii	<1.1.118	1.1.118
PYSEC-2020-59	PyPI	libtaxii	<1.1.118	1.1.118

References

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