CVE-2021-22922: https://github.com/curl/curl

Affected products, as the CNA wrote them
Vendor	Product	Versions
Not given	https://github.com/curl/curl	affected curl 7.27.0 to and including 7.77.0

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
6.5	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N	ADP (CISA-ADP)

CISA KEV Not listed.
EPSS 0.043, the 91st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 5 Aug 2021. New records show when each source confirmed them.

Sources

CVE List: CVE-2021-22922
NVD: CVE-2021-22922

References from the CNA

hackerone.com/reports/1213175
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FRUCW2UVNYUDZF72DQLFQR4PJEC6CF7V/ vendor-advisory
lists.apache.org/thread.html/r61db8e7dcb56dc000a5387a88f7a473bacec5ee01b9ff3f55308aacc%40%3Cdev.kafka.apache.org%3E mailing-list
lists.apache.org/thread.html/r61db8e7dcb56dc000a5387a88f7a473bacec5ee01b9ff3f55308aacc%40%3Cusers.kafka.apache.org%3E mailing-list
lists.apache.org/thread.html/rbf4ce74b0d1fa9810dec50ba3ace0caeea677af7c27a97111c06ccb7%40%3Cusers.kafka.apache.org%3E mailing-list
lists.apache.org/thread.html/rbf4ce74b0d1fa9810dec50ba3ace0caeea677af7c27a97111c06ccb7%40%3Cdev.kafka.apache.org%3E mailing-list
www.oracle.com/security-alerts/cpuoct2021.html
security.netapp.com/advisory/ntap-20210902-0003/
cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
security.gentoo.org/glsa/202212-01 vendor-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.