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Vulnerability Database · PyPI · Package report

pwntools: vulnerability history, versions and safety

pwntools is a package in the PyPI ecosystem. Vulert records 2 vulnerabilities for it across 84 releases, from Jan 2021 to Apr 2021. Each vulnerability names the versions it affects, the fixed version to move to, and a workaround where no fix has been published.

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2 vulnerabilities recorded C1 U1
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0 with no fix published

Every vulnerability has a patched version to move to.

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0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all pwntools vulnerabilities

Vulert verdict on pwntools 4.15.0 i

Updated on 23 Oct 2026

Good news: 4.15.0, the version you would install today, has no known vulnerabilities. Older releases do — the table below lists all 2.

Package health score 77/100
  • Security Minor issues
  • Maintenance Sustainable
  • Popularity Widely used
  • Community Moderate

What to do: Stay on 4.15.0 or newer. This can change: a vulnerability disclosed tomorrow can affect 4.15.0 too — Vulert watches the package and alerts you if that happens. Monitor it with Vulert →

  • Current release 4.15.0 — unaffected i
  • Vulnerabilities on record 2 over 1 year · 0 in the last year i
  • Latest disclosure 20 Apr 2021 i
  • Highest CVSS 9.8 i
  • With no published fix 0 i
  • Depended on by 64 packages i
  • Stars 13,791 i
  • OpenSSF scorecard 4/10 i
  • Last release 12 months ago i
  • Licence non-standard i

Version list, release dates, licence and dependants published by PyPI, refreshed 22 Oct 2026. Licence information is not legal advice.

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01 Versions

Which versions are affected

Every version Vulert tracks for pwntools, newest first, with the vulnerabilities recorded against each one. A version showing none has no vulnerability in the Vulert database — open it for the full picture on that release.

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Version Released Vulert vulnerabilities Licence Fix published Details
4.15.0 12 Oct 2025 none non-standard — Details →
4.15.0b1 24 Mar 2025 none non-standard — Details →
4.14.1 24 Mar 2025 none non-standard — Details →
4.14.0 15 Jan 2025 none non-standard — Details →
4.15.0b0 15 Jan 2025 none non-standard — Details →
4.14.0b1 29 Sep 2024 none non-standard — Details →
4.13.1 29 Sep 2024 none non-standard — Details →
4.14.0b0 12 Aug 2024 none non-standard — Details →
4.13.0 12 Aug 2024 none non-standard — Details →
4.13.0b0 22 Feb 2024 none non-standard — Details →
4.12.0 22 Feb 2024 none non-standard — Details →
4.12.0b1 14 Nov 2023 none non-standard — Details →
4.11.1 14 Nov 2023 none non-standard — Details →
4.12.0b0 18 Sep 2023 none non-standard — Details →
4.11.0 15 Sep 2023 none non-standard — Details →
4.11.0b0 21 May 2023 none non-standard — Details →
4.10.0 21 May 2023 none non-standard — Details →
4.10.0b0 29 Dec 2022 none non-standard — Details →
4.9.0 29 Dec 2022 none non-standard — Details →
4.9.0b0 20 Apr 2022 none non-standard — Details →
4.8.0 20 Apr 2022 none non-standard — Details →
4.7.1 20 Apr 2022 none non-standard — Details →
4.8.0b0 15 Nov 2021 none non-standard — Details →
4.7.0 15 Nov 2021 none non-standard — Details →
4.7.0b0 12 Jul 2021 none non-standard — Details →
4.6.0 12 Jul 2021 none non-standard — Details →
4.6.0b1 31 May 2021 none non-standard — Details →
4.5.1 31 May 2021 none non-standard — Details →
4.6.0b0 30 Apr 2021 none non-standard — Details →
4.5.0 30 Apr 2021 none non-standard — Details →
4.5.0b1 19 Apr 2021 none non-standard — Details →
4.5.0b0 30 Mar 2021 none non-standard — Details →
4.4.0 29 Mar 2021 none non-standard — Details →
4.4.0b1 30 Nov 2020 none non-standard — Details →
4.3.1 29 Nov 2020 none non-standard — Details →
4.3.0 24 Nov 2020 C1 U1 non-standard Yes Details →
4.4.0b0 20 Oct 2020 none non-standard — Details →
4.2.2 20 Oct 2020 C1 U1 non-standard Yes Details →
4.2.1 11 Jul 2020 C1 U1 non-standard Yes Details →
4.3.0b0 04 Jul 2020 C1 U1 non-standard Yes Details →
4.2.0 04 Jul 2020 C1 U1 non-standard Yes Details →
4.1.7 30 Jun 2020 C1 U1 non-standard Yes Details →
4.1.6 30 Jun 2020 C1 U1 non-standard Yes Details →
4.1.5 27 Jun 2020 C1 U1 non-standard Yes Details →
4.1.4 26 Jun 2020 C1 U1 non-standard Yes Details →
4.1.3 23 Jun 2020 C1 U1 non-standard Yes Details →
4.1.2 07 Jun 2020 C1 U1 non-standard Yes Details →
4.1.1 03 Jun 2020 C1 U1 non-standard Yes Details →
3.9.3 02 Jun 2020 C1 U1 non-standard Yes Details →
4.2.0b0 08 May 2020 C1 U1 non-standard Yes Details →
4.1.0 08 May 2020 C1 U1 non-standard Yes Details →
4.0.1 22 Jan 2020 C1 U1 non-standard Yes Details →
4.1.0b0 09 Jan 2020 C1 U1 non-standard Yes Details →
4.0.0 09 Jan 2020 C1 U1 non-standard Yes Details →
3.13.0 05 Nov 2019 C1 U1 non-standard Yes Details →
4.0.0b0 05 Nov 2019 C1 U1 non-standard Yes Details →
3.12.2 08 Jan 2019 C1 U1 non-standard Yes Details →
3.12.1 17 Sep 2018 C1 U1 non-standard Yes Details →
3.13.0b0 22 Feb 2018 C1 U1 non-standard Yes Details →
3.12.0 22 Feb 2018 C1 U1 non-standard Yes Details →
3.12.0b0 03 Jan 2018 C1 U1 non-standard Yes Details →
3.11.0 03 Jan 2018 C1 U1 non-standard Yes Details →
3.11.0b0 25 Oct 2017 C1 U1 non-standard Yes Details →
3.10.0 25 Oct 2017 C1 U1 non-standard Yes Details →
3.10.0b2 05 Oct 2017 C1 U1 non-standard Yes Details →
3.9.2 05 Oct 2017 C1 U1 non-standard Yes Details →
3.9.1 28 Sep 2017 C1 U1 non-standard Yes Details →
3.10.0b1 28 Sep 2017 C1 U1 non-standard Yes Details →
3.10.0b0 11 Sep 2017 C1 U1 non-standard Yes Details →
3.9.0 11 Sep 2017 C1 U1 non-standard Yes Details →
3.9.0b0 29 Jul 2017 C1 U1 non-standard Yes Details →
3.8.0 29 Jul 2017 C1 U1 non-standard Yes Details →
3.8.0b1 14 Jul 2017 C1 U1 non-standard Yes Details →
3.7.1 14 Jul 2017 C1 U1 non-standard Yes Details →
3.8.0b0 19 Jun 2017 C1 U1 non-standard Yes Details →
3.7.0 19 Jun 2017 C1 U1 non-standard Yes Details →
3.7.0b1 12 May 2017 C1 U1 non-standard Yes Details →
3.6.1 12 May 2017 C1 U1 non-standard Yes Details →
3.7.0b0 08 May 2017 C1 U1 non-standard Yes Details →
3.6.0 08 May 2017 C1 U1 non-standard Yes Details →
3.6.0b1 15 Apr 2017 C1 U1 non-standard Yes Details →
3.5.1 15 Apr 2017 C1 U1 non-standard Yes Details →
3.6.0b0 26 Mar 2017 C1 U1 non-standard Yes Details →
3.5.0 26 Mar 2017 C1 U1 non-standard Yes Details →
3.5.0b1 17 Feb 2017 C1 U1 non-standard Yes Details →
3.4.1 17 Feb 2017 C1 U1 non-standard Yes Details →
3.5.0b0 13 Feb 2017 C1 U1 non-standard Yes Details →
3.4.0 13 Feb 2017 C1 U1 non-standard Yes Details →
3.4.0b4 12 Jan 2017 C1 U1 non-standard Yes Details →
3.3.4 12 Jan 2017 C1 U1 non-standard Yes Details →
3.4.0b3 10 Jan 2017 C1 U1 non-standard Yes Details →
3.3.3 10 Jan 2017 C1 U1 non-standard Yes Details →
3.4.0b2 10 Jan 2017 C1 U1 non-standard Yes Details →
3.3.2 10 Jan 2017 C1 U1 non-standard Yes Details →
3.4.0b1 10 Jan 2017 C1 U1 non-standard Yes Details →
3.3.1 10 Jan 2017 C1 U1 non-standard Yes Details →
3.4.0b0 24 Dec 2016 C1 U1 non-standard Yes Details →
3.3.0 24 Dec 2016 C1 U1 non-standard Yes Details →
3.2.1 24 Dec 2016 C1 U1 non-standard Yes Details →
3.3.0b0 12 Nov 2016 C1 U1 non-standard Yes Details →
3.2.0 12 Nov 2016 C1 U1 — Yes Details →
3.2.0b5 23 Oct 2016 C1 U1 — Yes Details →
3.1.1 23 Oct 2016 C1 U1 — Yes Details →
3.2.0b4 18 Oct 2016 C1 U1 — Yes Details →
3.2.0b3 11 Oct 2016 C1 U1 — Yes Details →
3.2.0b2 10 Oct 2016 C1 U1 — Yes Details →
3.2.0b0 02 Oct 2016 C1 U1 — Yes Details →
3.1.0 02 Oct 2016 C1 U1 — Yes Details →
3.1.0b3 19 Sep 2016 C1 U1 — Yes Details →
3.0.4 19 Sep 2016 C1 U1 — Yes Details →
3.1.0b2 18 Sep 2016 C1 U1 — Yes Details →
3.1.0b1 06 Sep 2016 C1 U1 — Yes Details →
3.0.2 06 Sep 2016 C1 U1 — Yes Details →
3.1.0b0 22 Aug 2016 C1 U1 — Yes Details →
3.0.1 21 Aug 2016 C1 U1 — Yes Details →
3.0.0 21 Aug 2016 C1 U1 — Yes Details →
2.2.0 05 Jan 2015 C1 U1 — Yes Details →
2.1.3 02 Aug 2014 C1 U1 — Yes Details →
2.1.2 02 Aug 2014 C1 U1 — Yes Details →
2.1.1 30 Jul 2014 C1 U1 — Yes Details →

The newest 120 of 122 versions Vulert tracks. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2021 2

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 2 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for pwntools

The 2 most severe of 2 vulnerabilities recorded for this package

Search all 2 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
CVE-2020-28468: pwntools Server-Side Template Injection (SSTI) vulnerability 9.8 critical 4.3.1 20 Apr 2021
CVE-2020-28468: Server-Side Template Injection (SSTI) in pwntools N/A unrated 4.3.1 08 Jan 2021

Vulnerability wrong, a fix missing, or a package we should cover? Report it and we will fix the record. Report Vulnerability Provide Feedback

Updated: 23/Oct/2026 · Vulnerabilities in our DB: 524315

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Questions

About pwntools

Is pwntools safe to use?

Vulert records 2 vulnerabilities for pwntools in PyPI: 1 critical, 0 high, 0 medium and 0 low, plus 1 not yet rated. Every one of them has a published fix, so the practical answer is to run a supported release and keep it patched.

What is pwntools's Vulert package health score?

Vulert scores pwntools 77/100, which reads as in good shape. The score weighs the vulnerability record (40), maintenance and release cadence (25), adoption from dependents and stars (20) and community signals such as the OpenSSF scorecard and forks (15).

Is the latest version of pwntools affected?

No. 4.15.0, the version you would install today, has no vulnerabilities on record against it. Earlier releases do — the version table above lists each release with what affects it.

Which version of pwntools should I use?

4.15.0 is the version Vulert recommends for the affected releases. The version table above lists every release with the vulnerabilities recorded against it, so you can confirm the range you actually run.

How many vulnerabilities does pwntools have?

2 vulnerabilities are recorded for pwntools in the PyPI ecosystem: 1 critical, 0 high, 0 medium and 0 low, plus 1 not yet rated. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new pwntools vulnerabilities disclosed?

0 vulnerabilities were recorded for pwntools in the last 12 months, and the oldest entry in this database dates to 08 Jan 2021. Recency matters more than a lifetime total: it shows how actively new issues are being disclosed for the package you are considering.

Which versions of pwntools are affected?

Each vulnerability on this page lists the affected version range and the fixed version to move to. Open the vulnerability for the version you actually run — fixes are specific to a release line, not to the package as a whole.

How do I monitor pwntools for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the pwntools version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.