vercel ms index.js parse redos
Published Jan 5, 2023
5.3
MEDIUMCVSS 3.1
EPSS 0.99%
Description
A vulnerability, which was classified as problematic, has been found in vercel ms up to 1.x. This issue affects the function parse of the file index.js. The manipulation of the argument str leads to inefficient regular expression complexity. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.0.0 is able to address this issue. The patch is named caae2988ba2a37765d055c4eee63d383320ee662. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-217451.
Affected products
-
- Version 1.xStatusaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
ms
npm
Introduced 0 Fixed 2.0.0
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | ms | 0 | 2.0.0 |
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:S/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2023–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.99% (0.00989) | 61.14th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.98% (0.00981) | 57.52th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00046) | 11.29th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.17% (0.00171) | 55.43th | v3 (v2023.03.01) |
| Jun 17, 2024 | 0.15% (0.00151) | 51.54th | v3 (v2023.03.01) |
| Apr 11, 2024 | 0.13% (0.00127) | 46.83th | v3 (v2023.03.01) |
| Feb 7, 2024 | 0.12% (0.00121) | 46.25th | v3 (v2023.03.01) |
| Jan 12, 2024 | 0.10% (0.00101) | 40.99th | v3 (v2023.03.01) |
| Dec 6, 2023 | 0.06% (0.00063) | 25.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00052) | 18.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Jan 12, 2023 | 1.02% (0.01018) | 39.88th | v2 (v2022.01.01) |
| Jan 6, 2023 | 0.95% (0.00950) | 31.55th | v2 (v2022.01.01) |
References (8)
- https://github.com/advisories/GHSA-w9mr-4mfr-499f Advisory
- https://github.com/vercel/ms/commit/caae2988ba2a37765d055c4eee63d383320ee662 patch
- https://github.com/vercel/ms/pull/89 exploitissue-trackingIssue TrackingPatch
- https://github.com/vercel/ms/releases/tag/2.0.0 patchRelease Notes
- https://nvd.nist.gov/vuln/detail/CVE-2017-20162
- https://security.netapp.com/advisory/ntap-20241108-0002
- https://vuldb.com/?ctiid.217451 signaturepermissions-requiredPermissions RequiredThird Party Advisory
- https://vuldb.com/?id.217451 vdb-entrytechnical-descriptionPermissions RequiredThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-w9mr-4mfr-499f | Advisory | |
| https://github.com/vercel/ms/commit/caae2988ba2a37765d055c4eee63d383320ee662 | patch | |
| https://github.com/vercel/ms/pull/89 | exploitissue-trackingIssue TrackingPatch | |
| https://github.com/vercel/ms/releases/tag/2.0.0 | patchRelease Notes | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-20162 | ||
| https://security.netapp.com/advisory/ntap-20241108-0002 | ||
| https://vuldb.com/?ctiid.217451 | signaturepermissions-requiredPermissions RequiredThird Party Advisory | |
| https://vuldb.com/?id.217451 | vdb-entrytechnical-descriptionPermissions RequiredThird Party Advisory |
Change history (0)
No recorded changes yet.