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No exploitation reportedFix available

CVE-2020-27998

No exploitation reported by the sources we read.

  • Published2020-10-29
  • Fixed in2020.4.0
  • WeaknessCWE-862

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An issue was discovered in FastReport before 2020.4.0. It lacks a ScriptSecurity feature and therefore may mishandle (for example) GetType, typeof, TypeOf, DllImport, LoadLibrary, and GetProcAddress.

Timeline

dates in UTC
  1. 2020-10-2918:15CVE publishedNVD

Versions per branch

NVD · OSV
Fast-report fastreport
BranchAffectedFixed in
2020.4< 2020.4.02020.4.0

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Fast-report fastreport to 2020.4.0

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • NVDweakness (CWE)CWE-862read 2026-10-23
  • FIRST EPSSEPSS score2.4 %2026-11-09
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryCRITICAL2021-07-26

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2020-10-29
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-v726-3vg9-cp34

Frequently asked questions

What is CVE-2020-27998?

An issue was discovered in FastReport before 2020.4.0. It lacks a ScriptSecurity feature and therefore may mishandle (for example) GetType, typeof, TypeOf, DllImport, LoadLibrary, and GetProcAddress.

Is CVE-2020-27998 actively exploited?

Active exploitation of CVE-2020-27998 has not been confirmed. Its EPSS score was 2.4% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-27998?

CVE-2020-27998 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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