CVE-2026-42044

Axios is a promise based HTTP client for the browser and Node.js. From 1.0.0 to before 1.15.2, he Axios library is vulnerable to a Prototype Pollution "Gadget" attack that allows any Object.prototype pollution in the application's dependency tree to be escalated into surgical, invisible modification of all JSON API responses — including privilege escalation, balance manipulation, and authorization bypass. The default transformResponse function at lib/defaults/index.js:124 calls JSON.parse(data, this.parseReviver), where this is the merged config object. Because parseReviver is not present in Axios defaults, not validated by assertOptions, and not subject to any constraints, a polluted Object.prototype.parseReviver function is called for every key-value pair in every JSON response, allowing the attacker to selectively modify individual values while leaving the rest of the response intact. This vulnerability is fixed in 1.15.2.
References
Link Resource
https://github.com/axios/axios/security/advisories/GHSA-3w6x-2g7m-8v23 Exploit Mitigation Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:16532
https://access.redhat.com/errata/RHSA-2026:16534
https://access.redhat.com/errata/RHSA-2026:16535
https://access.redhat.com/errata/RHSA-2026:16542
https://access.redhat.com/errata/RHSA-2026:17657
https://access.redhat.com/errata/RHSA-2026:17699
https://access.redhat.com/errata/RHSA-2026:19109
https://access.redhat.com/errata/RHSA-2026:19375
https://access.redhat.com/errata/RHSA-2026:20338
https://access.redhat.com/errata/RHSA-2026:20454
https://access.redhat.com/errata/RHSA-2026:20889
https://access.redhat.com/errata/RHSA-2026:20938
https://access.redhat.com/errata/RHSA-2026:21017
https://access.redhat.com/errata/RHSA-2026:21338
https://access.redhat.com/errata/RHSA-2026:21772
https://access.redhat.com/errata/RHSA-2026:22465
https://access.redhat.com/errata/RHSA-2026:22629
https://access.redhat.com/errata/RHSA-2026:22840
https://access.redhat.com/errata/RHSA-2026:23361
https://access.redhat.com/errata/RHSA-2026:24471
https://access.redhat.com/errata/RHSA-2026:24473
https://access.redhat.com/errata/RHSA-2026:24536
https://access.redhat.com/errata/RHSA-2026:24539
https://access.redhat.com/errata/RHSA-2026:24853
https://access.redhat.com/errata/RHSA-2026:25041
https://access.redhat.com/errata/RHSA-2026:25089
https://access.redhat.com/errata/RHSA-2026:25271
https://access.redhat.com/errata/RHSA-2026:25273
https://access.redhat.com/errata/RHSA-2026:26214
https://access.redhat.com/errata/RHSA-2026:26225
https://access.redhat.com/errata/RHSA-2026:26232
https://access.redhat.com/errata/RHSA-2026:33574
https://access.redhat.com/errata/RHSA-2026:34608
https://access.redhat.com/errata/RHSA-2026:36107
https://access.redhat.com/errata/RHSA-2026:36882
https://access.redhat.com/errata/RHSA-2026:41066
https://access.redhat.com/errata/RHSA-2026:42078
https://access.redhat.com/errata/RHSA-2026:50300
https://access.redhat.com/security/cve/CVE-2026-42044
https://bugzilla.redhat.com/show_bug.cgi?id=2461624
https://github.com/axios/axios/security/advisories/GHSA-3w6x-2g7m-8v23 Exploit Mitigation Vendor Advisory
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42044.json
Configurations

Configuration 1 (hide)

cpe:2.3:a:axios:axios:*:*:*:*:*:node.js:*:*

History

05 Aug 2026, 13:22

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:50300 -

03 Aug 2026, 13:18

Type Values Removed Values Added
References
  • {'url': 'https://access.redhat.com/errata/RHSA-2026:26234', 'source': '0b0ca135-0b70-47e7-9f44-1890c2a1c46c'}

21 Jul 2026, 12:18

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:42078 -

17 Jul 2026, 13:18

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:41066 -

09 Jul 2026, 13:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:36882 -

07 Jul 2026, 12:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:36107 -

03 Jul 2026, 13:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:34608 -

01 Jul 2026, 13:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:33574 -

30 Jun 2026, 03:19

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:16532 -
  • () https://access.redhat.com/errata/RHSA-2026:16534 -
  • () https://access.redhat.com/errata/RHSA-2026:16535 -
  • () https://access.redhat.com/errata/RHSA-2026:16542 -
  • () https://access.redhat.com/errata/RHSA-2026:17657 -
  • () https://access.redhat.com/errata/RHSA-2026:17699 -
  • () https://access.redhat.com/errata/RHSA-2026:19109 -
  • () https://access.redhat.com/errata/RHSA-2026:19375 -
  • () https://access.redhat.com/errata/RHSA-2026:20338 -
  • () https://access.redhat.com/errata/RHSA-2026:20454 -
  • () https://access.redhat.com/errata/RHSA-2026:20889 -
  • () https://access.redhat.com/errata/RHSA-2026:20938 -
  • () https://access.redhat.com/errata/RHSA-2026:21017 -
  • () https://access.redhat.com/errata/RHSA-2026:21338 -
  • () https://access.redhat.com/errata/RHSA-2026:21772 -
  • () https://access.redhat.com/errata/RHSA-2026:22465 -
  • () https://access.redhat.com/errata/RHSA-2026:22629 -
  • () https://access.redhat.com/errata/RHSA-2026:22840 -
  • () https://access.redhat.com/errata/RHSA-2026:23361 -
  • () https://access.redhat.com/errata/RHSA-2026:24471 -
  • () https://access.redhat.com/errata/RHSA-2026:24473 -
  • () https://access.redhat.com/errata/RHSA-2026:24536 -
  • () https://access.redhat.com/errata/RHSA-2026:24539 -
  • () https://access.redhat.com/errata/RHSA-2026:24853 -
  • () https://access.redhat.com/errata/RHSA-2026:25041 -
  • () https://access.redhat.com/errata/RHSA-2026:25089 -
  • () https://access.redhat.com/errata/RHSA-2026:25271 -
  • () https://access.redhat.com/errata/RHSA-2026:25273 -
  • () https://access.redhat.com/errata/RHSA-2026:26214 -
  • () https://access.redhat.com/errata/RHSA-2026:26225 -
  • () https://access.redhat.com/errata/RHSA-2026:26232 -
  • () https://access.redhat.com/errata/RHSA-2026:26234 -
  • () https://access.redhat.com/security/cve/CVE-2026-42044 -
  • () https://bugzilla.redhat.com/show_bug.cgi?id=2461624 -
  • () https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42044.json -

27 Apr 2026, 20:04

Type Values Removed Values Added
First Time Axios axios
Axios
References () https://github.com/axios/axios/security/advisories/GHSA-3w6x-2g7m-8v23 - () https://github.com/axios/axios/security/advisories/GHSA-3w6x-2g7m-8v23 - Exploit, Mitigation, Vendor Advisory
CPE cpe:2.3:a:axios:axios:*:*:*:*:*:node.js:*:*

24 Apr 2026, 19:17

Type Values Removed Values Added
References () https://github.com/axios/axios/security/advisories/GHSA-3w6x-2g7m-8v23 - () https://github.com/axios/axios/security/advisories/GHSA-3w6x-2g7m-8v23 -

24 Apr 2026, 18:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-04-24 18:16

Updated : 2026-08-05 13:22


NVD link : CVE-2026-42044

Mitre link : CVE-2026-42044

CVE.ORG link : CVE-2026-42044


JSON object : View

Products Affected

axios

  • axios
CWE
CWE-915

Improperly Controlled Modification of Dynamically-Determined Object Attributes

CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')