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Vulnerability Database · OSS-Fuzz · Package report

nanopb: vulnerability history, versions and safety

nanopb is a package in the OSS-Fuzz ecosystem. Vulert records 3 vulnerabilities for it across 1 affected range, first recorded in Aug 2020. 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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3 vulnerabilities recorded H2 M1
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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 nanopb vulnerabilities

Vulert verdict on nanopb i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 02 Aug 2020. Apply the fixes listed below and you are clear.

Long-term outlook: usable, with an upgrade 3 vulnerabilities on record across 1 year, none in the last year.

What to do: Move the affected dependencies to the fixed versions listed below, then keep the package monitored so the next vulnerability reaches you. Fix it, then keep watch: Vulert alerts you when a new vulnerability affects the version you run. Monitor it with Vulert →

  • Vulnerabilities on record 3 over 1 year · 0 in the last year i
  • Latest disclosure 02 Aug 2020 i
  • Highest CVSS n/a i
  • With no published fix 0 i

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01 Versions

Which versions are affected

Vulert records these vulnerabilities by affected range rather than by individual release, so these are the ranges to check. Filter above to find the version you run.

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Affected range Vulnerabilities
from a5988446e6a257a1c968f8a7a6366f5101d85413 up to cf507d1b1e71b45136ca2bd7d37b7b4958443cd1 (exclusive) 3

02 Disclosure history

How often vulnerabilities are recorded

  • 2020 3

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 3 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for nanopb

The 3 most severe of 3 vulnerabilities recorded for this package

Search all 3 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Use-of-uninitialized-value in nanopb N/A medium cf507d1b1e71b45136ca2bd7d37b7b4958443cd1 02 Aug 2020
Heap-buffer-overflow in allocate_field in nanopb N/A high cf507d1b1e71b45136ca2bd7d37b7b4958443cd1 02 Aug 2020
Heap-buffer-overflow in allocate_field in nanopb N/A high cf507d1b1e71b45136ca2bd7d37b7b4958443cd1 02 Aug 2020

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

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Questions

About nanopb

Is nanopb safe to use?

Vulert records 3 vulnerabilities for nanopb in OSS-Fuzz: 0 critical, 2 high, 1 medium and 0 low. Every one of them has a published fix, so the practical answer is to run a supported release and keep it patched.

How many vulnerabilities does nanopb have?

3 vulnerabilities are recorded for nanopb in the OSS-Fuzz ecosystem: 0 critical, 2 high, 1 medium and 0 low. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new nanopb vulnerabilities disclosed?

0 vulnerabilities were recorded for nanopb in the last 12 months, and the oldest entry in this database dates to 02 Aug 2020. 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 nanopb 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 nanopb for upcoming vulnerabilities?

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