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CVE-2015-0820
Mozilla Firefox before 36.0 does not properly restrict transitions of JavaScript objects from a non-extensible state to an extensible…
Low2.6EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
Mozilla Firefox before 36.0 does not properly restrict transitions of JavaScript objects from a non-extensible state to an extensible state, which allows remote attackers to bypass a Caja Compiler sandbox protection mechanism or a Secure EcmaScript sandbox protection mechanism via a crafted web site.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.6 | AV:N/AC:H/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.7% · top 22% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Weakness
Affected products
n/a
- affected n/a
References (8)
- https://bugzilla.mozilla.org/show_bug.cgi?id=1125389 (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201504-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 72757 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- openSUSE-SU-2015:0404 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.mozilla.org/security/announce/2015/mfsa2015-27.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2015:0570 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- USN-2505-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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)
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[](https://trackcve.app/cve/CVE-2015-0820)Record last updated .