CVE-2026-67321
MEDIUMaxios before 0.33.0 Denial of Service via maxDepth bypass
Title source: cnaDescription
axios versions 0.31.1 before 0.33.0 and 1.15.1 before 1.18.0 contain an incomplete depth-limit bypass in toFormData.js when serializing objects with top-level keys ending in '{}'. Attackers who control object keys and nested values passed to axios form or parameter serialization can trigger a RangeError from JSON.stringify, causing denial of service in the affected request path.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-hcpx-6fm6-wx23)
https://github.com/axios/axios/security/advisories/GHSA-hcpx-6fm6-wx23
Third Party Advisory third-party-advisory
VulnCheck Advisory: axios before 0.33.0 Denial of Service via maxDepth bypass
https://www.vulncheck.com/advisories/axios-before-denial-of-service-via-maxdepth-bypass
Scores
CVSS v4
6.9
EPSS
0.0029
EPSS Percentile
21.5%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-674
Status
published
Products (4)
axios/axios
0.31.1 - 0.33.0
axios/axios
0.33.0
axios/axios
1.15.1 - 1.18.0
axios/axios
1.18.0
Published
Aug 01, 2026
Tracked Since
Aug 01, 2026