Requests vulnerabilitiesRanked by how likely they are to be used.

Product153 versions
The short answer

Requests is made by Python. We track 5 published vulnerabilities in it, across 153 versions. None of them is on the list of flaws known to be exploited today. If you run Requests, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Requests vulnerabilities are being exploited?

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

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

Exploit likelihood

Which Requests 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. 7.4%

    The Requests package before 2.20.0 for Python sends an HTTP Authorization header to an http URI upon receiving a same-hostname https-to-http redirect, which makes it easier for remote attackers to discover...

    CVSS7.5Published9 Oct 2018
  2. 3.4%

    The resolve_redirects function in sessions.py in requests 2.1.0 through 2.5.3 allows remote attackers to conduct session fixation attacks via a cookie without a host value in a redirect.

    CVSS6.8Published18 Mar 2015
  3. 3.0%

    Requests is a HTTP library. Since Requests 2.3.0, Requests has been leaking Proxy-Authorization headers to destination servers when redirected to an HTTPS endpoint.

    CVSS6.1Published26 May 2023
  4. 2.2%

    Requests (aka python-requests) before 2.3.0 allows remote servers to obtain a netrc password by reading the Authorization header in a redirected request.

    CVSS5.0Published15 Oct 2014
  5. 2.0%

    Requests (aka python-requests) before 2.3.0 allows remote servers to obtain sensitive information by reading the Proxy-Authorization header in a redirected request.

    CVSS5.0Published15 Oct 2014
Precursor Intelligence

Running Requests? 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.

Something else? Talk to the team →

We track 5 published vulnerabilities listed under the name Requests, across 153 versions.

None of Requests's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Requests. 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.