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Vulnerability record · CVE-2023-46848 · published 3 November 2023

CVE-2023-46848: Squid-cache squid vulnerability

Squid Cache · Squid

Squid is vulnerable to Denial of Service, where a remote attacker can perform DoS by sending ftp:// URLs in HTTP Request messages or constructing ftp:// URLs from FTP Native input.

7.5 CVSS 3.1 High EPSS 10% · top 4.5% CWE-681 · CWE-681
7.5CVSS 3.1 base score
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
13References
17 Jun 2026Last modified by NVD

Description

Squid is vulnerable to Denial of Service, where a remote attacker can perform DoS by sending ftp:// URLs in HTTP Request messages or constructing ftp:// URLs from FTP Native input.

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

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHSA-2023:6266 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6268 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6748 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-46848 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2245919 Issue Tracking
https://github.com/squid-cache/squid/security/advisories/GHSA-2g3c-pg7q-g59w Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:6266 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6268 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6748 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-46848 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2245919 Issue Tracking
https://github.com/squid-cache/squid/security/advisories/GHSA-2g3c-pg7q-g59w Vendor Advisory
https://security.netapp.com/advisory/ntap-20231214-0005/

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-46848), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.