CVE-2020-7677

Name: CVE-2020-7677
Creator: NVD / NIST
Published: 2022-07-25T14:15:10.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.60%

Last modified Jun 17, 2026

CVE-2020-7677 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. This affects the package thenify before 3.3.1. The name argument provided to the package can be controlled by users without any sanitization, and this is provided to the eval function without any sanitization.. EPSS estimates a 1.60% chance of exploitation in the next 30 days.

Description

This affects the package thenify before 3.3.1. The name argument provided to the package can be controlled by users without any sanitization, and this is provided to the eval function without any sanitization.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.60%

72.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Thenify Project	Thenify	< 3.3.1
Debian	Debian Linux	10.0
Fedoraproject	Fedora	36
Fedoraproject	Fedora	37

References

https://github.com/thenables/thenify/blob/master/index.js%23L17Broken Link
https://github.com/thenables/thenify/commit/0d94a24eb933bc835d568f3009f4d269c4c4c17aPatch
https://lists.debian.org/debian-lts-announce/2022/09/msg00039.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK/
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-572317Exploit, Third Party Advisory
https://security.snyk.io/vuln/SNYK-JS-THENIFY-571690Exploit, Third Party Advisory
https://github.com/thenables/thenify/blob/master/index.js%23L17Broken Link
https://github.com/thenables/thenify/commit/0d94a24eb933bc835d568f3009f4d269c4c4c17aPatch
https://lists.debian.org/debian-lts-announce/2022/09/msg00039.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK/
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-572317Exploit, Third Party Advisory
https://security.snyk.io/vuln/SNYK-JS-THENIFY-571690Exploit, Third Party Advisory

Timeline

Published: Jul 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-7677?

How severe is CVE-2020-7677?

CVE-2020-7677 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.60% probability of exploitation in the next 30 days.

How do I fix CVE-2020-7677?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-7677?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST