CVE-2020-7677: This affects the package thenify before 3.3.1

This week

HIGH 8.6REMOTEWATCHLISTUPGRADEMITIGATEMITIGATE

CVE-2020-7677 is a high-severity flaw (CVSS 8.6) affecting thenify, debian linux, fedora. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	8.6 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.1% (top 19%)
CISA exploited list	No
Published	2022-07-25
Last modified	2026-06-17

Publisher (CNA): Snyk · Vendor: debian · fedoraproject · thenify project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-07-25 14:15 UTCPublished CVE record published
2026-06-17 03:25 UTCUpdated Record last modified

thenify project thenify UPGRADE

Affected: < 3.3.1

Fixed in: 3.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls thenify

2. UPGRADE to 3.3.1

npm install thenify@">=3.3.1"

debian debian linux MITIGATE

Affected: 10.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

fedoraproject fedora MITIGATE

Affected: 36 · 37

Fixed in: no fixed release known

Safe to downgrade to: a release before 36

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-7677?

thenify: upgrade to 3.3.1; debian linux: mitigate or apply the listed mitigation; fedora: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-7677 being exploited?

CVE-2020-7677 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-7677 affect?

CVE-2020-7677 affects thenify, debian linux, fedora. Severity is high (CVSS 8.6). 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.

How urgent is CVE-2020-7677?

Priority 65/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action; On your watchlist

Software pages

Debian vulnerabilities

References

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