HOMEVULNERABILITIESCVE-2020-7622
CRITICAL

CVE-2020-7622

NVD-CWE-OtherPublished: April 6, 2020· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

This affects the package io.jooby:jooby-netty before 1.6.9, from 2.0.0 and before 2.2.1. The DefaultHttpHeaders is set to false which means it does not validates that the header isn't being abused for HTTP Response Splitting.

NVD Source

Technical Analysis

CVE-2020-7622 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

jooby1 product(s)
jooby
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/jooby-project/jooby/commit/b66e3342cf95205324023cfdf2cb5811e8a6dcf4
PATCHhttps://snyk.io/vuln/SNYK-JAVA-IOJOOBY-564249
PATCHhttps://github.com/jooby-project/jooby/commit/b66e3342cf95205324023cfdf2cb5811e8a6dcf4
PATCHhttps://snyk.io/vuln/SNYK-JAVA-IOJOOBY-564249
ADVISORYhttps://github.com/jooby-project/jooby/security/advisories/GHSA-gv3v-92v6-m48j
ADVISORYhttps://github.com/jooby-project/jooby/security/advisories/GHSA-gv3v-92v6-m48j

All References (6)

→
https://github.com/jooby-project/jooby/commit/b66e3342cf95205324023cfdf2cb5811e8a6dcf4Patch · Third Party Advisory
→
https://github.com/jooby-project/jooby/security/advisories/GHSA-gv3v-92v6-m48jExploit · Third Party Advisory
→
https://snyk.io/vuln/SNYK-JAVA-IOJOOBY-564249Patch · Third Party Advisory
→
https://github.com/jooby-project/jooby/commit/b66e3342cf95205324023cfdf2cb5811e8a6dcf4Patch · Third Party Advisory
→
https://github.com/jooby-project/jooby/security/advisories/GHSA-gv3v-92v6-m48jExploit · Third Party Advisory
→
https://snyk.io/vuln/SNYK-JAVA-IOJOOBY-564249Patch · Third Party Advisory

Quick Facts

CVE IDCVE-2020-7622
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessNVD-CWE-Other
CISA KEVNo
Affected1 vendor(s)
PublishedApr 6, 2020

Related CVEs (NVD-CWE-Other)

CVE-2022-4390
10.0
CVE-2004-0722
10.0
CVE-2000-0973
10.0
CVE-2003-0274
10.0
CVE-2004-1137
10.0
CVE-2004-0084
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-7622 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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