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Vulnerability Database · Debian · Package report

trafficserver: vulnerability history, versions and safety

trafficserver is a package in the Debian ecosystem. Vulert records 32 vulnerabilities for it across 14 releases, from Nov 2021 to Oct 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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32 vulnerabilities recorded U32
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16 with no fix published

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

See the unfixed vulnerabilities →
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16 in the last 12 months

Most recent disclosure 21 Oct 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all trafficserver vulnerabilities

Vulert verdict on trafficserver i

Updated on 23 Oct 2026

Careful: 16 of the 32 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 32 vulnerabilities on record across 4 years, 16 in the last year.

What to do: Plan around the 16 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 32 over 4 years · 16 in the last year i
  • Latest disclosure 21 Oct 2026 i
  • Highest CVSS 9.8 i
  • With no published fix 16 i

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01 Versions

Which versions are affected

Every version Vulert holds for trafficserver, 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 14 of 14 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2021 2
  • 2022 2
  • 2023 2
  • 2024 2
  • 2025 8
  • 2026 16

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 16 of the 32 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for trafficserver

The 5 most severe of 32 vulnerabilities recorded for this package

Search all 32 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Critical Buffer Overflow Vulnerability in Apache Traffic Server 9.1.0 9.8 critical 9.1.1+ds-1 03 Nov 2021
Improper Input Validation in Apache Traffic Server: CVE-2023-39456 7.5 high 9.2.3+ds-1+deb12u1 17 Oct 2023
Cross-Site Scripting and Cache Poisoning Vulnerability in Apache Traffic Server (CVE-2022-40743) 6.1 medium 9.1.4+ds-1 19 Dec 2022
Request Smuggling Vulnerability in Apache Traffic Server - CVE-2024-53868 N/A unrated 9.2.5+ds-0+deb12u3 03 Apr 2025
Critical Null Pointer Dereference in Apache Traffic Server Leading to Crash N/A unrated No fix published 21 Oct 2026

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 trafficserver

Is trafficserver safe to use?

Vulert records 32 vulnerabilities for trafficserver in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 32 not yet rated. 16 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does trafficserver have?

32 vulnerabilities are recorded for trafficserver in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 32 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 trafficserver vulnerabilities disclosed?

16 vulnerabilities were recorded for trafficserver in the last 12 months, and the oldest entry in this database dates to 03 Nov 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 trafficserver 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 trafficserver for upcoming vulnerabilities?

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