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Vulnerabilities

Vulnerability · CVE-2023-25166

formula is a math and string formula parser.

Published Feb 8, 2023 · catalog updated Oct 28, 2026 · formula is a math

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-25166. EPSS is 0.61%. Act only if a listed version of formula is a math is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (formula is a math).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.61%
Remediation
Version ranges on file
Affected products
cpe hapi/formula

formula is a math and string formula parser. In versions prior to 3.0.1 crafted user-provided strings to formula's parser might lead to polynomial execution time and a denial of service. Users should upgrade to 3.0.1+. There are no known workarounds for this vulnerability.

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 hapi/formula< 3.0.1

How to fix CVE-2023-25166

  • Upgrade

    CVE-2023-25166 lists a fix boundary at 3.0.1. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 3.0.1

  • 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-2023-25166. EPSS is 0.61%. Act only if a listed version of formula is a math is installed.

Which versions are affected?

Compare what you have installed with < 3.0.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-1333: Inefficient Regular Expression Complexity. EPSS 0.61%. 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.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 8, 2023 · NIST NVD

    Detected

    formula is a math and string formula parser. In versions prior to 3.0.1 crafted user-provided strings to formula's parser might lead to polynomial execution time and a denial of service. Users should upgrade to 3.0.1+. There are no known workarounds for this vulnerability.

  2. Oct 28, 2026 · NIST NVD

    Updated

    formula is a math and string formula parser. In versions prior to 3.0.1 crafted user-provided strings to formula's parser might lead to polynomial execution time and a denial of service. Users should upgrade to 3.0.1+. There are no known workarounds for this vulnerability.

Sources

  • CVE.orgVulnerability recordCVE-2023-25166

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2023-25166

    formula is a math and string formula parser. In versions prior to 3.0.1 crafted user-provided strings to formula's parser might lead to polynomial execution time and a denial of service. Users should upgrade to 3.0.1+. There are no known workarounds for this vulnerability.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 28, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 29, 2026
  • NIST NVDOct 28, 2026