JetBrains dotPeek before 2018.2 and ReSharper Ultimate before 2018.1.4 allow attackers to execute code by decompiling a compiled .NET objec…

published 2018-08-13 8y ago modified 2026-06-17 4mo ago also EUVD-2018-6760

cvss: 7.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits: 0; none known

JetBrains dotPeek before 2018.2 and ReSharper Ultimate before 2018.1.4 allow attackers to execute code by decompiling a compiled .NET object (such as a DLL or EXE file) with a specific file, because of Deserialization of Untrusted Data.

Patch / fix

fixed in 1 links 1

jetbrains dotpeek 2018.2

blog.jetbrains.com/dotnet/2018/08/02/resharper-ultimate-2018-1-4-rider-2018-1… advisory

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Exploit prediction

1.56% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	7.8	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-502 Deserialization of Untrusted Data

References

blog.jetbrains.com /dotnet/2018/08/02/resharper-ultimate-2018-1-4-rider-2018-1-4-released/
patch, vendor-advisory
nccgroup.trust /uk/about-us/newsroom-and-events/blogs/2018/august/aspnet-resource-files-resx-and-deserialisation-issues/
third-party-advisory

Sources

CVE List CVE-2018-14878
NVD CVE-2018-14878

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