CVE-2025-29746: Koillection/koillection Koillection Cross Site Scripting Vulnerability Vulnerability

MODERATE
Advisory Identifier: GHSA-fxvx-gfmr-5xfj
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CVSS 6.1
CWE-79
Published
Advisory Summary

CVE-2025-29746 is a MODERATE (CVSS 6.1) koillection cross site scripting vulnerability vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Koillection/koillection libraries in the Packagist ecosystem. The issue involves koillection cross site scripting vulnerability. Remediation is available by upgrading affected packages to version 1.6.12.

CVE-2025-29746 at a Glance

CVE Identifier CVE-2025-29746
GHSA Identifier GHSA-fxvx-gfmr-5xfj
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Koillection/koillection
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.1

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2025-29746

To remediate this vulnerability, upgrade all affected Koillection/koillection dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

koillection/koillection fixed: 1.6.12 
Upgrade koillection/koillection to 1.6.12
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for koillection/koillection

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-29746, inspect your project dependencies for Koillection/koillection:

inspect dependencies for koillection/koillection

Analyze the terminal output to locate any version of Koillection/koillection in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.6.12), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), where the product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. In Koillection/koillection, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

Cross Site Scripting vulnerability in Koillection v.1.6.10 allows a remote attacker to escalate privileges via the collection, Wishlist and album components

CVE-2025-29746 Affected Koillection/koillection Versions

1 component(s)
Fixed Versions:
1.6.12
Product / Package Ecosystem Affected Versions Fixed Version
koillection/koillection
 Packagist
< 1.6.12
1.6.12

References

NVD — CVE-2025-29746 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-29746
Koillection/koillection Source Repository REPOSITORY
https://github.com/benjaminjonard/koillection/issues/1329
Koillection/koillection Source Repository REPOSITORY
https://gist.github.com/unklerunkle/73e2ab58d1a5b9129be5de55765ea4fe
Koillection/koillection Source Repository REPOSITORY
https://github.com/benjaminjonard/koillection
Koillection/koillection Release RELEASE
https://github.com/benjaminjonard/koillection/releases/tag/1.6.11
Koillection/koillection Release RELEASE
https://github.com/benjaminjonard/koillection/releases/tag/1.6.12

Frequently Asked Questions

What is CVE-2025-29746?
CVE-2025-29746 is a security vulnerability in Koillection/koillection involving Koillection Cross Site Scripting vulnerability under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Koillection/koillection versions are affected?
Affected versions include releases prior to 1.6.12 across affected packages: koillection/koillection.
What version fixes CVE-2025-29746?
Upgrading to 1.6.12 (or the latest patched release for your respective branch) resolves the vulnerability.
Is koillection/koillection affected?
Yes, koillection/koillection is affected in releases prior to 1.6.12. Upgrade your dependency to 1.6.12 or later.
What is the CVSS score of CVE-2025-29746?
CVE-2025-29746 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2025-29746?
CVE-2025-29746 is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.).
How can I check Packagist dependencies for CVE-2025-29746?
Run the dependency tree command: 'inspect dependencies for koillection/koillection'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-fxvx-gfmr-5xfj",
  "modified" : "2025-05-08T19:28:55Z",
  "published" : "2025-05-07T21:31:45Z",
  "aliases" : [ "CVE-2025-29746" ],
  "summary" : "Koillection Cross Site Scripting vulnerability ",
  "details" : "Cross Site Scripting vulnerability in Koillection v.1.6.10 allows a remote attacker to escalate privileges via the collection, Wishlist and album components",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "koillection/koillection"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.6.12"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-29746"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/benjaminjonard/koillection/issues/1329"
  }, {
    "type" : "WEB",
    "url" : "https://gist.github.com/unklerunkle/73e2ab58d1a5b9129be5de55765ea4fe"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/benjaminjonard/koillection"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/benjaminjonard/koillection/releases/tag/1.6.11"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/benjaminjonard/koillection/releases/tag/1.6.12"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-05-08T19:28:55Z",
    "nvd_published_at" : "2025-05-07T19:16:07Z"
  }
}