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Vulnerability Database · Debian · Package report

aria2: vulnerability history, versions and safety

aria2 is a package in the Debian ecosystem. Vulert records 10 vulnerabilities for it across 3 releases, from Oct 2009 to Aug 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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10 vulnerabilities recorded U10
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3 with no fix published

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

See the unfixed vulnerabilities →
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3 in the last 12 months

Most recent disclosure 26 Aug 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all aria2 vulnerabilities

Vulert verdict on aria2 i

Updated on 23 Oct 2026

Careful: 3 of the 10 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 10 vulnerabilities on record across 16 years, 3 in the last year.

What to do: Plan around the 3 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 10 over 16 years · 3 in the last year i
  • Latest disclosure 26 Aug 2026 i
  • Highest CVSS 4.8 i
  • With no published fix 3 i

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01 Versions

Which versions are affected

Every version Vulert holds for aria2, 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.

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Version Vulert vulnerabilities Fix published Details
1.36.0-2 U3 No Details →
1.36.0-1 U3 No Details →
1.35.0-3 U3 No Details →

Newest 3 of 3 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2009 4
  • 2010 2
  • 2019 1
  • 2026 3

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 3 of the 10 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for aria2

The 5 most severe of 10 vulnerabilities recorded for this package

Search all 10 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
TLS Server Authentication Vulnerability in aria2 Package 4.8 medium No fix published 13 May 2026
Buffer Overflow in aria2 N/A unrated 1.2.0-1 07 Oct 2009
Format string vulnerability in aria2 N/A unrated 1.6.2-1 20 Oct 2009
Directory Traversal Vulnerability in aria2: Arbitrary File Creation Risk N/A unrated 1.9.3-1 17 May 2010
Buffer Overflow Vulnerability in aria2 Package: CVE-2009-3575 N/A unrated 1.2.0-1 07 Oct 2009

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

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Questions

About aria2

Is aria2 safe to use?

Vulert records 10 vulnerabilities for aria2 in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 10 not yet rated. 3 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does aria2 have?

10 vulnerabilities are recorded for aria2 in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 10 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 aria2 vulnerabilities disclosed?

3 vulnerabilities were recorded for aria2 in the last 12 months, and the oldest entry in this database dates to 07 Oct 2009. 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 aria2 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 aria2 for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the aria2 version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.