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CVE-2016-5288
Web content could access information in the HTTP cache if e10s is disabled. This can reveal some visited URLs and the contents of those…
Medium5.9EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
Web content could access information in the HTTP cache if e10s is disabled. This can reveal some visited URLs and the contents of those pages. This issue affects Firefox 48 and 49. This vulnerability affects Firefox < 49.0.2.
Timeline
ID reserved
By mozilla
- 2 years later
· 2 years later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.7% · top 22% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
- Web content can read cache entries
- CWE-200 (opens in a new tab)All about CWE-200 and its CVEs
Affected products
References (4)
- https://bugzilla.mozilla.org/show_bug.cgi?id=1310183 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.mozilla.org/security/advisories/mfsa2016-87/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 93810 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1037077 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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://cveledger.app/cve/CVE-2016-5288)Record last updated .