CVE-2024-21521
@discordjs/opus vulnerable to Denial of Service
All versions of the package @discordjs/opus are vulnerable to Denial of Service (DoS) due to providing an input object with a property toString to several different functions. Exploiting this vulnerability could lead to a system crash.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
All versions of the package @discordjs/opus are vulnerable to Denial of Service (DoS) due to providing an input object with a property toString to several different functions. Exploiting this vulnerability could lead to a system crash.
- Record
CVE-2024-21521- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Weakness
- CWE-400
- Updated
- 2026-11-02
EUVDEUVD-2024-2242
All versions of the package @discordjs/opus are vulnerable to Denial of Service (DoS) due to providing an input object with a property toString to several different functions. Exploiting this vulnerability could lead to a system crash.
- Record
EUVD-2024-2242- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-43wq-xrcm-3vgr
@discordjs/opus vulnerable to Denial of Service
All versions of the package @discordjs/opus are vulnerable to Denial of Service (DoS) due to providing an input object with a property toString to several different functions. Exploiting this vulnerability could lead to a process crash.
- Record
GHSA-43wq-xrcm-3vgr- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
All versions of the package @discordjs/opus are vulnerable to Denial of Service (DoS) due to providing an input object with a property toString to several different functions. Exploiting this vulnerability could lead to a system crash.
- Record
CVE-2024-21521- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
OSVGHSA-43wq-xrcm-3vgr
@discordjs/opus vulnerable to Denial of Service
All versions of the package @discordjs/opus are vulnerable to Denial of Service (DoS) due to providing an input object with a property toString to several different functions. Exploiting this vulnerability could lead to a process crash.
- Record
GHSA-43wq-xrcm-3vgr- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
@discordjs/opusnpm |
through 0.9.0 | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-21521 is a high vulnerability (CVSS 7.5) in Discordjs Opus Opus, published July 10, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 48th percentile. No source names a fixed version.
References
security.snyk.io/vuln/SNYK-JS-DISCORDJSOPUS-6370643
github.com/discordjs/opus/blob/814e500c2785c5207ace19650192629beba2728b/src/node-opus.cc%23L47
gist.github.com/dellalibera/98c48fd74bb240adbd7841a5c02aba9e
nvd.nist.gov/vuln/detail/CVE-2024-21521