Prototype pollution vulnerability in function parseQuery in parseQuery.js in webpack…
Priority HIGH 82CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 2 fixed, 17 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat.
Summary
Prototype pollution vulnerability in function parseQuery in parseQuery.js in webpack loader-utils via the name variable in parseQuery.js. This affects all versions prior to 1.4.1 and 2.0.3.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.03503 89th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Partial loader-utils (npm): 2.0.3, 1.4.1Red Hat: 4 advisoriesRed Hat: 2 fixed, 17 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | loader-utils (npm) | 2.0.0 to before 2.0.3 | 2.0.3 | Patch available | GHSA-76p3-8jx3-jpfq |
| — | loader-utils (npm) | before 1.4.1 | 1.4.1 | Patch available | GHSA-76p3-8jx3-jpfq |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- loader-utils (npm) Vendor— Affected 2.0.0 to before 2.0.3 Fixed in 2.0.3 Patch available GHSA-76p3-8jx3-jpfq
- loader-utils (npm) Vendor— Affected before 1.4.1 Fixed in 1.4.1 Patch available GHSA-76p3-8jx3-jpfq
Remediation
- Fix · GHSA-76p3-8jx3-jpfq loader-utils (npm) Fixed in 2.0.3 Advisory →
- Fix · GHSA-76p3-8jx3-jpfq loader-utils (npm) Fixed in 1.4.1 Advisory →
Red Hat 4 advisories
- RHSA-2023:6972 Released 2023-11-14 · Red Hat rating Moderategrafana security and enhancement update
- Red Hat Enterprise Linux AppStream (v. 8) grafana-9.2.10-7.el8_9
- RHSA-2023:6420 Released 2023-11-07 · Red Hat rating Moderategrafana security and enhancement update
- Red Hat Enterprise Linux AppStream (v. 9) grafana-9.2.10-7.el9_3
- RHSA-2023:0934 Released 2023-02-28 · Red Hat rating ImportantMigration Toolkit for Applications security and bug fix update
- MTA 6.0 for RHEL 8 mta/mta-admin-addon-rhel8, mta/mta-hub-rhel8, mta/mta-ui-rhel8 +1
Show 1 more Red Hat advisories
- RHSA-2023:0264 Released 2023-01-19 · Red Hat rating ModerateRed Hat OpenShift (Logging Subsystem) security update
- RHOL 5.6 for RHEL 8 openshift-logging/elasticsearch6-rhel8, openshift-logging/logging-loki-rhel8, openshift-logging/logging-view-plugin-rhel8
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Migration Toolkit for Virtualization | Affected | No fix yet: Fix deferred |
| OpenShift Developer Tools and Services | Affected | No fix planned: Will not fix |
| OpenShift Service Mesh 2 | Affected | No fix yet |
| OpenShift Service Mesh 2.1 | Affected | No fix planned: Out of support scope |
| Red Hat Discovery 1 | Affected | No fix yet |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 8 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 9 | Affected | No fix planned: Will not fix |
| Red Hat OpenShift Container Platform 3.11 | Affected | No fix planned: Out of support scope |
| Red Hat OpenShift Container Platform 4 | Affected | No fix planned: Will not fix |
| Red Hat OpenShift Dev Spaces | Affected | No fix yet |
| Red Hat OpenShift GitOps | Affected | No fix yet |
| Red Hat OpenShift Virtualization 4 | Affected | No fix yet |
| Red Hat OpenShift distributed tracing 2 | Affected | No fix yet |
| Red Hat Openshift Data Foundation 4 | Affected | No fix planned: Will not fix |
| Red Hat Quay 3 | Affected | No fix planned: Will not fix |
| MTA 6.0 for RHEL 8 | Fixed | RHSA-2023:0934 |
| RHOL 5.6 for RHEL 8 | Fixed | RHSA-2023:0264 |
Not affected: 18 products
- Logging Subsystem for Red Hat OpenShift
- MTA 6.0 for RHEL 8
- RHOL 5.6 for RHEL 8
- Red Hat A-MQ Online
- Red Hat Data Grid 8
- Red Hat Decision Manager 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Fuse 7
- Red Hat Integration Camel K 1
- Red Hat JBoss Enterprise Application Platform 6
- Red Hat JBoss Enterprise Application Platform 7
- Red Hat JBoss Enterprise Application Platform Expansion Pack
- Red Hat OpenShift distributed tracing 2
- Red Hat Process Automation 7
- Red Hat Satellite 6
- Red Hat Single Sign-On 7
- Red Hat build of Apicurio Registry 2
Timeline
- 2026-10-02 Threatist record created from CVE-2022-37601
- 2026-10-03 Alias added: GHSA-76p3-8jx3-jpfq
References
Exploit 2
Advisory 3
Other 13
- https://github.com/webpack/loader-utils/blob/d9f4e23cf411d8556f8bac2d3bf05a6e0103b568/lib/parseQuery.js#L11
- https://github.com/webpack/loader-utils/blob/d9f4e23cf411d8556f8bac2d3bf05a6e0103b568/lib/parseQuery.js#L47
- https://dl.acm.org/doi/abs/10.1145/3488932.3497769
- https://dl.acm.org/doi/pdf/10.1145/3488932.3497769
- http://users.encs.concordia.ca/~mmannan/publications/JS-vulnerability-aisaccs2022.pdf
- https://github.com/webpack/loader-utils/pull/217
- https://github.com/webpack/loader-utils/pull/220
- https://github.com/webpack/loader-utils/commit/4504e34c4796a5836ef70458327351675aed48a5
- https://github.com/webpack/loader-utils/commit/a93cf6f4702012030f6b5ee8340d5c95ec1c7d4c
- https://github.com/webpack/loader-utils/commit/f4e48a232fae900237c3e5ff7b57ce9e1c734de1
- https://github.com/webpack/loader-utils
- https://github.com/webpack/loader-utils/releases/tag/v1.4.1
- https://github.com/webpack/loader-utils/releases/tag/v2.0.3
Sources
- CVE-2022-37601 · CVE Program
- CVE-2022-37601 · NVD
- FIRST EPSS
- GHSA-76p3-8jx3-jpfq · GitHub Advisory Database · CC BY 4.0
- CVE-2022-37601 · Red Hat security data · CC BY 4.0
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