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Vulnerabilities

Vulnerability · CVE-2026-27143

Arithmetic over induction variables in loops were not correctly checked for underflow or overflow.

Published Apr 8, 2026 · catalog updated Jul 25, 2026 · Arithmetic over induction variables

Check if you run it

No confirmed exploitation is on record for CVE-2026-27143. EPSS is 0.66%. Act only if a listed version of Arithmetic over induction variables is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Arithmetic over induction variables).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.66%
Remediation
Advisory link
Affected products
cpe golang/go

Arithmetic over induction variables in loops were not correctly checked for underflow or overflow. As a result, the compiler would allow for invalid indexing to occur at runtime, potentially leading to memory corruption.

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 golang/goversion unspecified

How to fix CVE-2026-27143

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-2026-27143. EPSS is 0.66%. Act only if a listed version of Arithmetic over induction variables is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.66%. 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. Apr 8, 2026 · NIST NVD

    Detected

    Arithmetic over induction variables in loops were not correctly checked for underflow or overflow. As a result, the compiler would allow for invalid indexing to occur at runtime, potentially leading to memory corruption.

  2. Jul 25, 2026 · NIST NVD

    Updated

    Arithmetic over induction variables in loops were not correctly checked for underflow or overflow. As a result, the compiler would allow for invalid indexing to occur at runtime, potentially leading to memory corruption.

Sources

  • CVE.orgVulnerability recordCVE-2026-27143

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-27143

    30-day exploitation probability 0.7%

    first.org
  • NIST NVDVulnerability recordCVE-2026-27143

    Arithmetic over induction variables in loops were not correctly checked for underflow or overflow. As a result, the compiler would allow for invalid indexing to occur at runtime, potentially leading to memory corruption.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.