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CVE-2018-5186
Memory safety bugs present in Firefox 60. Some of these bugs showed evidence of memory corruption and we presume that with enough effort…
Critical9.8EPSS 2.2%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
Memory safety bugs present in Firefox 60. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 61.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.2% · top 17% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Memory safety bugs fixed in Firefox 61
- CWE-119 (opens in a new tab)All about CWE-119 and its CVEs
Affected products
References (6)
- GLSA-201810-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://www.mozilla.org/security/advisories/mfsa2018-15/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 104557 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1041193 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- USN-3705-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1464872%2C1463329%2C1419373%2C1412882%2C1413033%2C1444673%2C1454448%2C1453505%2C1438671 (opens in a new tab)x_refsource_CONFIRMx_transferred
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-2018-5186)Record last updated .