Answer in brief
CVE-2025-8101 records a High severity security vulnerability in Linkify Allows Prototype Pollution & HTML Attribute Injection (XSS). The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
Answer in brief
CVE-2025-8101 records a High severity security vulnerability in Linkify Allows Prototype Pollution & HTML Attribute Injection (XSS). The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
Update linkifyjs to 4.3.2 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanVulnerability describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2025-8101 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| linkifyjsnpm | =4.3.1 | 4.3.2 |
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
CVE-2025-8101 records a High severity security vulnerability in Linkify Allows Prototype Pollution & HTML Attribute Injection (XSS). The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for linkifyjs.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL GuardUpdate linkifyjs to 4.3.2 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanVulnerability describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2025-8101 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| linkifyjsnpm | =4.3.1 | 4.3.2 |
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
CVE-2025-8101 records a High severity security vulnerability in Linkify Allows Prototype Pollution & HTML Attribute Injection (XSS). The source record does not mark it as known exploited. 1 affected package is mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for linkifyjs.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL GuardPrototype Pollution in internal `assign()` helper in Linkify allows remote attackers to execute arbitrary JavaScript (Stored or Reflected XSS) via injection of event handlers through unfiltered proto property. This issue affects Linkify version 4.3.1 and is fixed in 4.3.2.
Prototype Pollution in internal `assign()` helper in Linkify allows remote attackers to execute arbitrary JavaScript (Stored or Reflected XSS) via injection of event handlers through unfiltered proto property. This issue affects Linkify version 4.3.1 and is fixed in 4.3.2.