CVE-2026-25639
HIGHEPSS 85th pctlDescription
Axios is a promise based HTTP client for the browser and Node.js. Prior to versions 0.30.3 and 1.13.5, the mergeConfig function in axios crashes with a TypeError when processing configuration objects containing __proto__ as an own property. An attacker can trigger this by providing a malicious configuration object created via JSON.parse(), causing complete denial of service. This vulnerability is fixed in versions 0.30.3 and 1.13.5.
How to fix
This vulnerability affects an unusually large number of packages. The highest-confidence fixes are shown above; the full list is longer. Check the referenced advisories for complete coverage.
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploit Intelligence
Elevated risk: more likely to be exploited than 85% of all known CVEs.
References
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Related Vulnerabilities
Other CWE-754 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2024-4367 | High | 8.8 | 71% | - | Fix |
| CVE-2022-39288 | High | 7.5 | 59% | - | Fix |
| CVE-2023-30591 | High | 7.5 | 54% | - | - |
| CVE-2023-41993 | High | 8.8 | 29% | KEV | Fix |
| CVE-2024-43044 | High | 8.8 | 29% | - | Fix |
| CVE-2024-3393 | High | 7.5 | 29% | KEV | Fix |
Common questions
How do I fix CVE-2026-25639?
Published advisories record a fix for 318 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2026-25639 being actively exploited?
Not that we know of. CVE-2026-25639 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.7% is the estimated probability that it will be exploited in the next 30 days. That is higher than 85% of all scored CVEs.
How severe is CVE-2026-25639?
CVE-2026-25639 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2026-25639 affect?
Published advisories record a fix for node-axios (Debian), aap-metrics-utility (Red Hat / RHEL), aap-metrics-utility (Rocky), ansible-automation-platform-installer (Red Hat / RHEL), and 314 more. The list on this page is capped, so there may be more.
Embed a live status badge for CVE-2026-25639
Markdown
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-08-25.