CVE-2020-1933

mediumpriority · track · 25EPSS 0.028 · 86 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.81% (86th) EPSS

CVSS 4.3 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

A XSS vulnerability was found in Apache NiFi 1.0.0 to 1.10.0. Malicious scripts could be injected to the UI through action by an unaware authenticated user in Firefox. Did not appear to occur in other browsers.

cvss

Technical severity, 0–10. One row per scoring source.

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · OSV

v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimaryCWE-79US

affected products (4)

Products and version ranges known to be affected.

Apache Software Foundation Apache NiFi≤ Apache NiFi 1.0.0 to 1.10.0enisa_euvdEU
apache nifi1.0.0 → 1.10.0nvdUScpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*
Bitnami nifi1.0.0 → 1.10.0osvUSpkg:bitnami/nifi
Maven org.apache.nifi:nifi1.0.0 → 1.11.0osvUSpkg:maven/org.apache.nifi/nifi

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-pqhq-xx62-2v2pCross-site scripting in Apache NiFi2022-01-06ghsa · osvUS
A XSS vulnerability was found in Apache NiFi 1.0.0 to 1.10.0. Malicious scripts could be injected to the UI through action by an unaware authenticated user in Firefox. Did not appear to occur in other browsers.
BIT-nifi-2020-19332025-09-12vendor · osvUS
A XSS vulnerability was found in Apache NiFi 1.0.0 to 1.10.0. Malicious scripts could be injected to the UI through action by an unaware authenticated user in Firefox. Did not appear to occur in other browsers.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2020-01-28modified 2026-06-17

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+53006 more

references (4)

External citations — patches, advisories, analysis.

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