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Vulnerability Database · Debian · Package report

python-asyncssh: vulnerability history, versions and safety

python-asyncssh is a package in the Debian ecosystem. Vulert records 9 vulnerabilities for it across 17 releases, from Mar 2018 to Jul 2026. 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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9 vulnerabilities recorded U9
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2 with no fix published

No patched version yet — these are the ones to plan around.

See the unfixed vulnerabilities →
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2 in the last 12 months

Most recent disclosure 17 Jul 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all python-asyncssh vulnerabilities

Vulert verdict on python-asyncssh i

Updated on 23 Oct 2026

Careful: 2 of the 9 vulnerabilities Vulert records for this package have no fix yet. Plan around those, or apply the workaround listed for each. The rest have a fixed version to move to.

Long-term outlook: usable, but needs attention 9 vulnerabilities on record across 8 years, 2 in the last year.

What to do: Plan around the 2 vulnerabilities with no published fix: each lists the affected range and any workaround that reduces exposure. No fix yet: Vulert alerts you the moment one is published. Monitor it with Vulert →

  • Vulnerabilities on record 9 over 8 years · 2 in the last year i
  • Latest disclosure 17 Jul 2026 i
  • Highest CVSS 9.8 i
  • With no published fix 2 i

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01 Versions

Which versions are affected

Every version Vulert holds for python-asyncssh, newest first, with the vulnerabilities that name it. A version with a count of zero has no recorded vulnerabilities; open a version to see the vulnerabilities it is exposed to.

Newest 17 of 17 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2018 2
  • 2023 4
  • 2024 1
  • 2026 2

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 2 of the 9 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for python-asyncssh

The 5 most severe of 9 vulnerabilities recorded for this package

Search all 9 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Critical Authentication Bypass in AsyncSSH Package 9.8 critical 1.12.1-1 12 Mar 2018
Arbitrary File Write Vulnerability in Python AsyncSSH Package 8.1 high No fix published 08 Jul 2026
Rogue Session Attack in AsyncSSH: Control Over SSH Client Sessions 6.8 medium 2.5.0-0.1+deb11u1 14 Nov 2023
Rogue Extension Negotiation Vulnerability in AsyncSSH Package 5.9 medium 2.5.0-0.1+deb11u1 14 Nov 2023
Critical Security Update for python-asyncssh: Addressing Multiple Vulnerabilities N/A unrated 2.5.0-0.1+deb11u1 27 Sep 2024

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 python-asyncssh

Is python-asyncssh safe to use?

Vulert records 9 vulnerabilities for python-asyncssh in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 9 not yet rated. 2 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does python-asyncssh have?

9 vulnerabilities are recorded for python-asyncssh in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 9 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 python-asyncssh vulnerabilities disclosed?

2 vulnerabilities were recorded for python-asyncssh in the last 12 months, and the oldest entry in this database dates to 12 Mar 2018. 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 python-asyncssh 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 python-asyncssh for upcoming vulnerabilities?

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