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Vulnerabilities

Vulnerability · CVE-2025-61723

The processing time for parsing some invalid inputs scales non-linearly with respect to the size of the input.

Published Oct 29, 2025 · catalog updated Nov 4, 2025 · Go standard library

Last checked Oct 31, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-61723. EPSS is 0.66%. Act only if a listed version of Go standard library is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.66%
Remediation
Version ranges on file
Affected products
vendor Go standard library encoding/pem 1.25.0 <1.25.2

The processing time for parsing some invalid inputs scales non-linearly with respect to the size of the input. This affects programs which parse untrusted PEM inputs.

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.

  • vendor Go standard library encoding/pem 1.25.0 <1.25.21.25.0 <1.25.2

How to fix CVE-2025-61723

  • Upgrade

    CVE-2025-61723 lists a fix boundary at 1.25.2. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 1.25.0 <1.25.2

  • 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-2025-61723. EPSS is 0.66%. Act only if a listed version of Go standard library is installed.

Which versions are affected?

Compare what you have installed with Go standard library encoding/pem 1.25.0 <1.25.2 1.25.0 <1.25.2. 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. Oct 29, 2025 · EUVD

    Detected

    The processing time for parsing some invalid inputs scales non-linearly with respect to the size of the input. This affects programs which parse untrusted PEM inputs.

  2. Nov 4, 2025 · EUVD

    Updated

    The processing time for parsing some invalid inputs scales non-linearly with respect to the size of the input. This affects programs which parse untrusted PEM inputs.

Sources

  • CVE.orgVulnerability recordCVE-2025-61723

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-36736

    The processing time for parsing some invalid inputs scales non-linearly with respect to the size of the input. This affects programs which parse untrusted PEM inputs.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 31, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 25, 2026
  • EUVDOct 25, 2026