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No exploitation reported

CVE-2020-26553

No exploitation reported by the sources we read.

  • Published2020-11-17
  • WeaknessCWE-434

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 Aviatrix Controller before R6.0.2483. Several APIs contain functions that allow arbitrary files to be uploaded to the web tree.

Timeline

dates in UTC
  1. 2020-11-1721:15CVE publishedNVD

Versions per branch

NVD
Aviatrix controller
BranchAffectedFixed in
5.3= 5.3.1516no fix published

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

Fix

No fix published by the sources we read yet. NVD record

Detection

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

Sources

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
2020-11-17
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-w7fp-868g-8q36

Frequently asked questions

What is CVE-2020-26553?

An issue was discovered in Aviatrix Controller before R6.0.2483. Several APIs contain functions that allow arbitrary files to be uploaded to the web tree.

Is CVE-2020-26553 actively exploited?

Active exploitation of CVE-2020-26553 has not been confirmed. Its EPSS score was 1.8% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-26553?

CVE-2020-26553 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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Sources for this record