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Vulnerabilities

Vulnerability · CVE-2025-62168

Squid is a caching proxy for the Web.

Published Oct 17, 2025 · catalog updated Feb 26, 2026 · Squid is a caching

Last checked Oct 25, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2025-62168 is not in CISA KEV. FIRST estimates a 63.36% chance of exploitation in the next 30 days. Check whether you run Squid is a caching.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Squid is a caching).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Critical10.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
63.36%
Remediation
Version ranges on file
Affected products
vendor squid-cache squid < 7.2

Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication credentials in error handling allows information disclosure. The vulnerability allows a script to bypass browser security protections and learn the credentials a trusted client uses to authenticate. This potentially allows a remote client to identify security tokens or credentials used internally by a web application using Squid for backend load balancing. These attacks do not require Squid to be configured with HTTP authentication. The vulnerability is fixed in version 7.2. As a worka

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor squid-cache squid < 7.2< 7.2

How to fix CVE-2025-62168

  • Upgrade

    CVE-2025-62168 lists a fix boundary at 7.2. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 7.2

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-62168 is not in CISA KEV. FIRST estimates a 63.36% chance of exploitation in the next 30 days. Check whether you run Squid is a caching.

Which versions are affected?

Compare what you have installed with squid-cache squid < 7.2 < 7.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 63.36%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 17, 2025 · EUVD

    Detected

    Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication credentials in error handling allows information disclosure. The vulnerability allows a script to bypass browser security protections and learn the credentials a trusted client uses to authenticate. This potentially allows a remote client to identify security tokens or credentials used int

  2. Feb 26, 2026 · EUVD

    Updated

    Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication credentials in error handling allows information disclosure. The vulnerability allows a script to bypass browser security protections and learn the credentials a trusted client uses to authenticate. This potentially allows a remote client to identify security tokens or credentials used int

Sources

  • CVE.orgVulnerability recordCVE-2025-62168

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-34894

    Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication credentials in error handling allows information disclosure. The vulnerability allows a script to bypass browser security protections and learn the credentials a trusted

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 25, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 24, 2026
  • EUVDOct 24, 2026