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Public proof of conceptFix available

CVE-2020-11975

A public proof of concept exists; no exploitation attested.

  • Published2020-06-05
  • Fixed in1.5.4

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

Apache Unomi allows conditions to use OGNL scripting which offers the possibility to call static Java classes from the JDK that could execute code with the permission level of the running Java process.

Timeline

dates in UTC
  1. 2020-06-0515:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-11975?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-11975?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV · NVD
unomi
BranchAffectedFixed in
1.5< 1.5.41.5.4
Apache unomi
BranchAffectedFixed in
1.5< 1.5.11.5.1

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

Fix

  1. Update unomi to 1.5.4

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverified1135/unomi_exploit
PoC-in-GitHub
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
2020-06-05
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-v6fq-q792-j46j

Frequently asked questions

What is CVE-2020-11975?

Apache Unomi allows conditions to use OGNL scripting which offers the possibility to call static Java classes from the JDK that could execute code with the permission level of the running Java process.

Is CVE-2020-11975 actively exploited?

Active exploitation of CVE-2020-11975 has not been confirmed. Its EPSS score was 30.6% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-11975?

CVE-2020-11975 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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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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Sources for this record