CVE-2026-42338

ip-address is a library for parsing and manipulating IPv4 and IPv6 addresses in JavaScript. Prior to 10.1.1, Address6.group() and Address6.link() do not HTML-escape attacker-controlled content before embedding it in the HTML strings they return, and AddressError.parseMessage (emitted by the Address6 constructor for invalid input) can contain unescaped attacker-controlled content in one branch. An application that (1) passes untrusted input to Address6 and (2) renders the output of these methods, or the thrown error's parseMessage, as HTML (e.g. via innerHTML) is vulnerable to cross-site scripting. This vulnerability is fixed in 10.1.1.
References
Link Resource
https://github.com/beaugunderson/ip-address/security/advisories/GHSA-v2v4-37r5-5v8g Exploit Mitigation Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:33155
https://access.redhat.com/errata/RHSA-2026:33160
https://access.redhat.com/errata/RHSA-2026:33163
https://access.redhat.com/errata/RHSA-2026:33173
https://access.redhat.com/errata/RHSA-2026:33183
https://access.redhat.com/errata/RHSA-2026:33574
https://access.redhat.com/errata/RHSA-2026:34374
https://access.redhat.com/errata/RHSA-2026:35841
https://access.redhat.com/errata/RHSA-2026:35842
https://access.redhat.com/errata/RHSA-2026:35891
https://access.redhat.com/errata/RHSA-2026:35892
https://access.redhat.com/errata/RHSA-2026:36754
https://access.redhat.com/errata/RHSA-2026:36820
https://access.redhat.com/errata/RHSA-2026:39246
https://access.redhat.com/errata/RHSA-2026:39868
https://access.redhat.com/errata/RHSA-2026:41928
https://access.redhat.com/errata/RHSA-2026:41947
https://access.redhat.com/errata/RHSA-2026:44237
https://access.redhat.com/errata/RHSA-2026:44263
https://access.redhat.com/errata/RHSA-2026:44267
https://access.redhat.com/errata/RHSA-2026:51200
https://access.redhat.com/errata/RHSA-2026:52399
https://access.redhat.com/errata/RHSA-2026:56928
https://access.redhat.com/errata/RHSA-2026:57590
https://access.redhat.com/errata/RHSA-2026:60520
https://access.redhat.com/errata/RHSA-2026:62335
https://access.redhat.com/errata/RHSA-2026:62336
https://access.redhat.com/errata/RHSA-2026:65126
https://access.redhat.com/errata/RHSA-2026:66488
https://access.redhat.com/errata/RHSA-2026:66545
https://access.redhat.com/security/cve/CVE-2026-42338
https://bugzilla.redhat.com/show_bug.cgi?id=2476810
https://github.com/beaugunderson/ip-address/security/advisories/GHSA-v2v4-37r5-5v8g Exploit Mitigation Vendor Advisory
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42338.json
Configurations

Configuration 1 (hide)

cpe:2.3:a:beaugunderson:ip-address:*:*:*:*:*:node.js:*:*

History

No history.

Information

Published : 2026-05-12 20:16

Updated : 2026-09-11 13:17


NVD link : CVE-2026-42338

Mitre link : CVE-2026-42338

CVE.ORG link : CVE-2026-42338


JSON object : View

Products Affected

beaugunderson

  • ip-address
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')