CVE-2017-20160: A vulnerability was found in flitto express-param up to 0.x

Q: How do I fix CVE-2017-20160?

express-param: upgrade to 1.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2017-20160 being exploited?

CVE-2017-20160 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2017-20160 affect?

CVE-2017-20160 affects express-param. Severity is medium (CVSS 6.3). A vulnerability was found in flitto express-param up to 0.x. It has been classified as critical. This affects an unknown part of the file lib/fetchParams.js. The manipulation leads to improper handling of extra parameters. It is possible to

Q: How urgent is CVE-2017-20160?

Priority 37/100. No elevated risk signals yet.

Routine

MEDIUM 6.3UPGRADE

CVE-2017-20160 is a medium-severity flaw (CVSS 6.3) affecting express-param. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in flitto express-param up to 0.x. It has been classified as critical. This affects an unknown part of the file lib/fetchParams.js. The manipulation leads to improper handling of extra parameters. It is possible to initiate the attack remotely. Upgrading to version 1.0.0 is able to address this issue. The identifier of the patch is db94f7391ad0a16dcfcba8b9be1af385b25c42db. It is recommended to upgrade the affected compon

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.9% (top 42%)
CISA exploited list	No
Weakness	CWE-235
Published	2022-12-31
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: flitto

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

Am I affected?

Timeline

2022-12-31 20:15 UTCPublished CVE record published
2026-06-17 01:15 UTCUpdated Record last modified

flitto express-param UPGRADE

Affected: < 1.0.0

Fixed in: 1.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy express-param || rpm -q express-param || express-param --version

2. UPGRADE to 1.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade express-param

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade express-param

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2017-20160?

express-param: upgrade to 1.0.0. Exact commands for each OS are on this page.

Is CVE-2017-20160 being exploited?

CVE-2017-20160 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-2017-20160 affect?

CVE-2017-20160 affects express-param. Severity is medium (CVSS 6.3). A vulnerability was found in flitto express-param up to 0.x. It has been classified as critical. This affects an unknown part of the file lib/fetchParams.js. The manipulation leads to improper handling of extra parameters. It is possible to

How urgent is CVE-2017-20160?

Priority 37/100. No elevated risk signals yet.

References

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