HOMEVULNERABILITIESCVE-2020-7611
CRITICAL

CVE-2020-7611

CWE-444Published: March 30, 2020· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

All versions of io.micronaut:micronaut-http-client before 1.2.11 and all versions from 1.3.0 before 1.3.2 are vulnerable to HTTP Request Header Injection due to not validating request headers passed to the client.

NVD Source

Technical Analysis

CVE-2020-7611 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

objectcomputing1 product(s)
micronaut
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/micronaut-projects/micronaut-core/commit/9d1eff5c8df1d6cda1fe00ef046729b2a6abe7f1
PATCHhttps://github.com/micronaut-projects/micronaut-core/security/advisories/GHSA-694p-xrhg-x3wm
PATCHhttps://github.com/micronaut-projects/micronaut-core/commit/9d1eff5c8df1d6cda1fe00ef046729b2a6abe7f1
PATCHhttps://github.com/micronaut-projects/micronaut-core/security/advisories/GHSA-694p-xrhg-x3wm
ADVISORYhttps://snyk.io/vuln/SNYK-JAVA-IOMICRONAUT-561342
ADVISORYhttps://snyk.io/vuln/SNYK-JAVA-IOMICRONAUT-561342

All References (6)

→
https://github.com/micronaut-projects/micronaut-core/commit/9d1eff5c8df1d6cda1fe00ef046729b2a6abe7f1Patch
→
https://github.com/micronaut-projects/micronaut-core/security/advisories/GHSA-694p-xrhg-x3wmExploit · Patch · Third Party Advisory
→
https://snyk.io/vuln/SNYK-JAVA-IOMICRONAUT-561342Exploit · Third Party Advisory
→
https://github.com/micronaut-projects/micronaut-core/commit/9d1eff5c8df1d6cda1fe00ef046729b2a6abe7f1Patch
→
https://github.com/micronaut-projects/micronaut-core/security/advisories/GHSA-694p-xrhg-x3wmExploit · Patch · Third Party Advisory
→
https://snyk.io/vuln/SNYK-JAVA-IOMICRONAUT-561342Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2020-7611
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-444
CISA KEVNo
Affected1 vendor(s)
PublishedMar 30, 2020

Related CVEs (CWE-444)

CVE-2018-3907
10.0
CVE-2025-1867
10.0
CVE-2025-55315
9.9
CVE-2019-15605
9.8
CVE-2026-42581
9.8
CVE-2024-10264
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-7611 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.COM. CVE data is provided under the NVD usage policy.
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