CVE-2022-41317

Name: CVE-2022-41317
Creator: NVD / NIST
Published: 2022-12-25T19:15:10.767+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.69%

Last modified Jun 17, 2026

CVE-2022-41317 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue was discovered in Squid 4.9 through 4.17 and 5.0.6 through 5.6. Due to inconsistent handling of internal URIs, there can be Exposure of Sensitive Information about clients using the proxy via an HTTPS request to an internal cache manager URL. EPSS estimates a 1.69% chance of exploitation in the next 30 days.

Description

An issue was discovered in Squid 4.9 through 4.17 and 5.0.6 through 5.6. Due to inconsistent handling of internal URIs, there can be Exposure of Sensitive Information about clients using the proxy via an HTTPS request to an internal cache manager URL. This is fixed in 5.7.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.69%

74.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Squid-Cache	Squid	>= 4.9, <= 4.17
Squid-Cache	Squid	>= 5.0.6, < 5.7

References

http://www.squid-cache.org/Versions/v4/changesets/SQUID-2022_1.patchPatch, Vendor Advisory
http://www.squid-cache.org/Versions/v5/changesets/SQUID-2022_1.patchPatch, Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-rcg9-7fqm-83mqMitigation, Patch, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/09/23/1Mailing List, Mitigation, Patch, Third Party Advisory
http://www.squid-cache.org/Versions/v4/changesets/SQUID-2022_1.patchPatch, Vendor Advisory
http://www.squid-cache.org/Versions/v5/changesets/SQUID-2022_1.patchPatch, Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-rcg9-7fqm-83mqMitigation, Patch, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/09/23/1Mailing List, Mitigation, Patch, Third Party Advisory

Timeline

Published: Dec 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-41317?

How severe is CVE-2022-41317?

CVE-2022-41317 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.69% probability of exploitation in the next 30 days.

How do I fix CVE-2022-41317?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-41317?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST