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CVE-2024-7652
Type Confusion in Async Generators in Javascript Engine
High7.5EPSS 0.66%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
An error in the ECMA-262 specification relating to Async Generators could have resulted in a type confusion, potentially leading to memory corruption and an exploitable crash. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Analyzed | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.66% · top 48% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
- affected unspecified – < 128
- affected unspecified – < 115.13
- affected unspecified – < 115.13
- affected unspecified – < 128
References (6)
- https://bugzilla.mozilla.org/show_bug.cgi?id=1901411 (opens in a new tab)
- https://github.com/tc39/ecma262/security/advisories/GHSA-g38c-wh3c-5h9r (opens in a new tab)
- https://www.mozilla.org/security/advisories/mfsa2024-29/ (opens in a new tab)
- https://www.mozilla.org/security/advisories/mfsa2024-30/ (opens in a new tab)
- https://www.mozilla.org/security/advisories/mfsa2024-31/ (opens in a new tab)
- https://www.mozilla.org/security/advisories/mfsa2024-32/ (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-7652)Record last updated .