No exploitation reportedFix available

CVE-2016-1000232

No exploitation reported by the sources we read.

Published2018-09-05
WeaknessCWE-20

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

NodeJS Tough-Cookie version 2.2.2 contains a Regular Expression Parsing vulnerability in HTTP request Cookie Header parsing that can result in Denial of Service. This attack appear to be exploitable via Custom HTTP header passed by client. This vulnerability appears to have been fixed in 2.3.0.

Timeline

dates in UTC

2018-09-0517:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 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-2016-1000232?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-1000232?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Ibm api connect

Branch	Affected	Fixed in	Source
5.0	≥ 5.0.6.0, ≤ 5.0.6.5	no fix published	NVD
5.0	≥ 5.0.7.0, ≤ 5.0.7.2	no fix published	NVD
5.0	= 5.0.8.0	no fix published	NVD

Redhat openshift container platform

Branch	Affected	Fixed in	Source
3.1	= 3.1	no fix published	NVD
3.2	= 3.2	no fix published	NVD
3.3	= 3.3	no fix published	NVD

Salesforce tough-cookie

Branch	Affected	Fixed in	Source
2.2	≥ 0.9.7, ≤ 2.2.2	no fix published	NVD

1 more product in the sources.

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

Fix

Advisories and patches

github.comPatch
github.comPatch

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.05.3read 2026-10-23
NVDCVSS 2.05read 2026-10-23
NVDweakness (CWE)CWE-20read 2026-10-23
FIRST EPSSEPSS score2.4 %2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Published: 2018-09-05
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-1000232?

Is CVE-2016-1000232 actively exploited?

Active exploitation of CVE-2016-1000232 has not been confirmed. Its EPSS score was 2.4% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-1000232?

CVE-2016-1000232 has a CVSS v3 base score of 5.3 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

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