Is CVE-2022-27775 in the CISA KEV catalog?

No. CVE-2022-27775 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-27775?

CVE-2022-27775 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-27775?

CVE-2022-27775 has an EPSS score of 2.79% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-27775?

Upgrade curl on debian 11 to 7.74.0-1.3+deb11u2 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2022-27775

HIGHEPSS 85th pctl

7.5

CVSS v3

NVD

Description

An information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the connection pool but with a different zone id it could reuse a connection instead.

CWE-200Information Exposure

How to fix

Remediation Available

curlDebian

Fixed in:7.74.0-1.3+deb11u2CVE-2022-27775

Fixed in:7.83.0-1CVE-2022-27775

curlUbuntu

Fixed in:7.58.0-2ubuntu3.17USN-5397-1

Fixed in:7.68.0-1ubuntu2.10USN-5397-1

Fixed in:7.81.0-1ubuntu1.1USN-5397-1

libcurl3-gnutlsUbuntu

Fixed in:7.58.0-2ubuntu3.17USN-5397-1

Fixed in:7.68.0-1ubuntu2.10USN-5397-1

Fixed in:7.81.0-1ubuntu1.1USN-5397-1

libcurl3-nssUbuntu

Fixed in:7.58.0-2ubuntu3.17USN-5397-1

Fixed in:7.68.0-1ubuntu2.10USN-5397-1

Fixed in:7.81.0-1ubuntu1.1USN-5397-1

libcurl4Ubuntu

Fixed in:7.58.0-2ubuntu3.17USN-5397-1

Fixed in:7.68.0-1ubuntu2.10USN-5397-1

Fixed in:7.81.0-1ubuntu1.1USN-5397-1

UniversalForwarderWindows application

Affected:9.0.0 9.0.6Fixed in:9.0.6Splunk, Inc.

Affected:8.2.0 8.2.12Fixed in:8.2.12Splunk, Inc.

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

2.79%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Exploit1

hackerone.com

Third-Party Advisory3

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-27.