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[GHSA-xxjr-mmjv-4gpg] Lodash has Prototype Pollution Vulnerability in _.unset and _.omit functions #9211

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[GHSA-xxjr-mmjv-4gpg] Lodash has Prototype Pollution Vulnerability in _.unset and _.omit functions #9211

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14 changes: 5 additions & 9 deletions advisories/github-reviewed/2026/01/GHSA-xxjr-mmjv-4gpg/GHSA-xxjr-mmjv-4gpg.json
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Original file line number Diff line number Diff line change
@@ -1,21 +1,17 @@
{
"schema_version": "1.4.0",
"id": "GHSA-xxjr-mmjv-4gpg",
"modified": "2026-06-09T10:56:34Z",
"modified": "2026-06-09T10:56:35Z",
"published": "2026-01-21T23:01:22Z",
"aliases": [
"CVE-2025-13465"
],
"summary": "Lodash has Prototype Pollution Vulnerability in `_.unset` and `_.omit` functions",
"details": "### Impact\n\nLodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the `_.unset` and `_.omit` functions. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes. \n\nThe issue permits deletion of properties but does not allow overwriting their original behavior. \n\n### Patches\n\nThis issue is patched on 4.17.23.",
"summary": "Lodash has Prototype Pollution Vulnerability in `_.unset`, `_.omit`, and `_.pullAt` functions",
"details": "### Impact\n\nLodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the `_.unset`, `_.omit`, and `_.pullAt` functions. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes. \n\nThe issue permits deletion of properties but does not allow overwriting their original behavior. \n\n### Patches\n\nThis issue is patched on 4.17.23.",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L"
},
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H/E:P"
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H"
}
],
Comment on lines 11 to 16

@eoftedal eoftedal Aug 26, 2026

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It wasn't a CVSS v3.1. The old one was also a CVSS4.0. Look at the changeset.

"affected": [
Expand Down Expand Up @@ -131,7 +127,7 @@
"cwe_ids": [
"CWE-1321"
],
"severity": "MODERATE",
"severity": "HIGH",

@eoftedal eoftedal Aug 26, 2026 •
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All of this is a result of the form used on Github to "improve this finding". It gave me errors on the existing CVSS without me changing it. So reverting this part is a good idea.

@eoftedal eoftedal Aug 26, 2026

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@copilot Revert the CVSS and severity part of this change

"github_reviewed": true,
"github_reviewed_at": "2026-01-21T23:01:22Z",
"nvd_published_at": "2026-01-21T20:16:05Z"
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