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Vulnerabilities

Vulnerability · CVE-2023-31039

Security vulnerability in Apache bRPC <1.5.0 on all platforms allows attackers to execute arbitrary code via ServerOptions::pid_file.

Published May 8, 2023 · catalog updated Oct 24, 2026 · Security vulnerability in Apache

Last checked Oct 25, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-31039. EPSS is 1.52%. Act only if a listed version of Security vulnerability in Apache is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Security vulnerability in Apache).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.52%
Remediation
Version ranges on file
Affected products
cpe apache/brpc

Security vulnerability in Apache bRPC = 1.5.0, download link: https://dist.apache.org/repos/dist/release/brpc/1.5.0/ https://dist.apache.org/repos/dist/release/brpc/1.5.0/ 2. If you are using an old version of bRPC and hard to upgrade, you can apply this patch: https://github.com/apache/brpc/pull/2218 https://github.com/apache/brpc/pull/2218

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apache/brpc< 1.5.0

How to fix CVE-2023-31039

  • Upgrade

    CVE-2023-31039 lists a fix boundary at 1.5.0. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 1.5.0

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2023-31039. EPSS is 1.52%. Act only if a listed version of Security vulnerability in Apache is installed.

Which versions are affected?

Compare what you have installed with < 1.5.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-20: Improper Input Validation. EPSS 1.52%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 8, 2023 · NIST NVD

    Detected

    Security vulnerability in Apache bRPC = 1.5.0, download link: https://dist.apache.org/repos/dist/release/brpc/1.5.0/ https://dist.apache.org/repos/dist/release/brpc/1.5.0/ 2. If you are using an old version of bRPC and hard to upgrade, you can apply this patch: https://github.com/apache/brpc/pull/2218 https://github.com/apache/brpc/pull/2218

  2. Oct 24, 2026 · NIST NVD

    Updated

    Security vulnerability in Apache bRPC = 1.5.0, download link: https://dist.apache.org/repos/dist/release/brpc/1.5.0/ https://dist.apache.org/repos/dist/release/brpc/1.5.0/ 2. If you are using an old version of bRPC and hard to upgrade, you can apply this patch: https://github.com/apache/brpc/pull/2218 https://github.com/apache/brpc/pull/2218

Sources

  • CVE.orgVulnerability recordCVE-2023-31039

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2023-31039

    Security vulnerability in Apache bRPC <1.5.0 on all platforms allows attackers to execute arbitrary code via ServerOptions::pid_file. An attacker that can influence the ServerOptions pid_file parameter with which the bRPC server is started can execute arbitrary code with the perm

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 25, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 24, 2026
  • NIST NVDOct 24, 2026