An issue was discovered in uriparser before 0.9.6.
Priority LOW 27CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in uriNormalizeSyntax.
Why it matters now
EPSS 0.01172 67th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Will not fix Red Hat: no fix planned
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:uriparser_project:uriparser:*:*:*:*:*:*:*:* | before 0.9.6 | Vulnerable | uriparser |
| cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | 34 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 35 | Vulnerable | Fedoraproject |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | 11.0 | Vulnerable | Debian |
| cpe:2.3:a:opensuse:factory:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:backports:sle-15:*:*:*:*:*:*:* | sle-15 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:leap:15.3:*:*:*:*:*:*:* | 15.3 | Vulnerable | openSUSE |
- cpe:2.3:a:uriparser_project:uriparser:*:*:*:*:*:*:*:* Versions before 0.9.6 Vulnerable ·uriparser
- cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* Versions 34 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian
- cpe:2.3:a:opensuse:factory:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:backports:sle-15:*:*:*:*:*:*:* Versions sle-15 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:leap:15.3:*:*:*:*:*:*:* Versions 15.3 Vulnerable ·openSUSE
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
Timeline
- 2026-10-02 Threatist record created from CVE-2021-46142
- 2026-10-03 Alias added: GHSA-5jh9-cx9r-v7ww
References
Sources
- CVE-2021-46142 · CVE Program
- CVE-2021-46142 · NVD
- FIRST EPSS
- GHSA-5jh9-cx9r-v7ww · GitHub Advisory Database · CC BY 4.0
- CVE-2021-46142 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences