CVE-2017-1000061
xmlsec 1.2.23 and before is vulnerable to XML External Entity Expansion when parsing crafted input documents, resulting in possible information disclosure or denial of service
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
xmlsec 1.2.23 and before is vulnerable to XML External Entity Expansion when parsing crafted input documents, resulting in possible information disclosure or denial of service
- CVSS 3.0
- 7.1 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
- EPSS
- 1.35% probability · 71th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-611
- Affected
- xmlsec project/xmlsec
- Source
- cve@mitre.org
EPSS 1.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://access.redhat.com/errata/RHSA-2017:2492
- https://github.com/lsh123/xmlsec/issues/43Issue Tracking, Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3PWHBRWXR3RNPHDSTQI6UWDG5ETOQ7VR/
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://access.redhat.com/errata/RHSA-2017:2492
- https://github.com/lsh123/xmlsec/issues/43Issue Tracking, Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3PWHBRWXR3RNPHDSTQI6UWDG5ETOQ7VR/
- https://www.oracle.com/security-alerts/cpuApr2021.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.