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No exploitation reportedFix available

CVE-2020-7788

No exploitation reported by the sources we read.

  • Published2020-12-11
  • WeaknessCWE-1321

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

This affects the package ini before 1.3.6. If an attacker submits a malicious INI file to an application that parses it with ini.parse, they will pollute the prototype on the application. This can be exploited further depending on the context.

Timeline

dates in UTC
  1. 2020-12-1111:15CVE publishedNVD

Versions per branch

NVD · OSV
Debian debian linux
BranchAffectedFixed in
9.0= 9.0no fix published
Ini project ini
BranchAffectedFixed in
1.3< 1.3.61.3.6

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.

Packages

  • @rootio/iniRoot:npmall versions · fixed in 1.3.5-root.io.1
  • code-serverWolfiall versions · fixed in 0and 1 other package
  • code-serverChainguardall versions · fixed in 0and 67 other packages
  • commercial-gitlab-rails-ee-assets-19.1Chainguardall versions · no fixed version listedand 3 other packages
  • gitlab-rails-19.1MinimOSall versions · fixed in 0
  • iniTuxCare:npmfrom 1.3.5-tuxcare.0 · fixed in 1.3.5-tuxcare.2
  • iniTuxCare:npmfrom 1.3.3-tuxcare.0 · fixed in 1.3.3-tuxcare.1
  • iniRoot:npmall versions · fixed in 1.3.5-aikido.1

94 more package ranges on OSV.dev

Vendor advisories

  • CVE-2020-7788 Red Hat Product Security378 products fixed · 1 known affected

    nodejs-ini: Prototype pollution via malicious INI file

    rh-nodejs10-nodejs-nodemon.src as a component of Red Hat Software Collections

  • RHSA-2022:6595 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: nodejs and nodejs-nodemon security and bug fix update

  • RHSA-2022:0350 Red Hat Product Security30 products fixed

    Red Hat Security Advisory: nodejs:14 security, bug fix, and enhancement update

  • RHSA-2022:0246 Red Hat Product Security30 products fixed

    Red Hat Security Advisory: nodejs:14 security, bug fix, and enhancement update

  • RHSA-2021:5171 Red Hat Product Security30 products fixed

    Red Hat Security Advisory: nodejs:16 security, bug fix, and enhancement update

  • RHSA-2021:3280 Red Hat Product Security6 products fixed

    Red Hat Security Advisory: rh-nodejs14-nodejs and rh-nodejs14-nodejs-nodemon security update

7 more advisories

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2022:6595 · 2 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Advisories and patches

Detection

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

Sources

  • CISA-ADPSSVC decisionnone2026-10-08
  • CNACVSS 3.17.3known since 2026-10-23
  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • NVDweakness (CWE)CWE-1321read 2026-10-23
  • FIRST EPSSEPSS score3.7 %2026-11-08
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryHIGH2020-12-10

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
2020-12-11
Last Modified
2026-10-08
NVD status
Modified
GitHub Advisory
GHSA-qqgx-2p2h-9c37

Frequently asked questions

What is CVE-2020-7788?

This affects the package ini before 1.3.6. If an attacker submits a malicious INI file to an application that parses it with ini.parse, they will pollute the prototype on the application. This can be exploited further depending on the context.

Is CVE-2020-7788 actively exploited?

Active exploitation of CVE-2020-7788 has not been confirmed. Its EPSS score was 3.7% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-7788?

CVE-2020-7788 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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