Squid Web Proxy Cache vulnerabilitiesRanked by how likely they are to be used.

Product50 versions
The short answer

Squid Web Proxy Cache is made by Squid. We track 2 published vulnerabilities in it, across 50 versions. None of them is on the list of flaws known to be exploited today. If you run Squid Web Proxy Cache, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Squid Web Proxy Cache vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Squid Web Proxy Cache's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Squid Web Proxy Cache flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 27%

    The "cache update reply processing" functionality in Squid 2.x before 2.6.STABLE17 and Squid 3.0 allows remote attackers to cause a denial of service (crash) via unknown vectors related to HTTP headers and an Array...

    CVSS5.0Published4 Dec 2007
  2. 3.1%

    Squid, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably...

    CVSS5.4Published4 Mar 2009
Precursor Intelligence

Running Squid Web Proxy Cache? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

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We track 2 published vulnerabilities listed under the name Squid Web Proxy Cache, across 50 versions.

None of Squid Web Proxy Cache's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Squid Web Proxy Cache. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.