CVE-2016-3255 in the critical feed json
Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 allows remote attackers to read arbitrary files via XML data containing…
published 2016-07-13 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-4292
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 24.7%
- EPSS 24.7% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known
Summary
Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 allows remote attackers to read arbitrary files via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, aka ".NET Information Disclosure Vulnerability."
Exploit prediction
24.66% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2016/ms16-091
vendor-advisory
-
securitytracker.com
/id/1036291
vdb-entry
-
securityfocus.com
/bid/91601
vdb-entry
Sources
- CVE List CVE-2016-3255
- NVD CVE-2016-3255
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.