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ExploitedNot in CISA KEV yetFix available

CVE-2020-35131

Exploitation confirmed. First attested on 2023-10-14 by GCVE · kevintel, GCVE · shadowserver.

  • Published2021-01-08
  • Fixed in0.6.1
  • WeaknessCWE-94

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

Cockpit before 0.6.1 allows an attacker to inject custom PHP code and achieve Remote Command Execution via registerCriteriaFunction in lib/MongoLite/Database.php, as demonstrated by values in JSON data to the /auth/check or /auth/requestreset URI.

Timeline

dates in UTC
  1. 2021-01-0817:15CVE publishedNVD
  2. 2023-10-1414:56Listed as exploited by GCVEGCVE
  3. 2023-10-1414:56Exploitation first reportedGCVE

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-2020-35131?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-35131?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Agentejo cockpit
BranchAffectedFixed in
0.6< 0.6.10.6.1

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

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • CVE-2020-35131 Red Hat Product Security

    cockpit: registerCriteriaFunction in lib/MongoLite/Database.php allows for a Remote Command Execution via custom php code injection

Full record on NVD

Fix

  1. Update Agentejo cockpit to 0.6.1

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
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • GCVEexploitation2023-10-14
  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • NVDweakness (CWE)CWE-94read 2026-10-23
  • FIRST EPSSEPSS score50.3 %read 2026-11-03
  • ProjectDiscoverydetectionread 2026-11-03

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
2021-01-08
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2020-35131?

Cockpit before 0.6.1 allows an attacker to inject custom PHP code and achieve Remote Command Execution via registerCriteriaFunction in lib/MongoLite/Database.php, as demonstrated by values in JSON data to the /auth/check or /auth/requestreset URI.

Is CVE-2020-35131 actively exploited?

Active exploitation of CVE-2020-35131 has not been confirmed. Its EPSS score was 50.3% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-35131?

CVE-2020-35131 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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Related vulnerabilities

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Sources for this record