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CVE-2026-85721 AsyncHttpClient: Unbounded HTTP/1.1 response decompression enables a decompression-bomb denial of service

🗓️ 17 Sep 2026 15:55:32Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

Unbounded decompression in AsyncHttpClient enables heap exhaustion DoS via compressed responses.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-85721 vulnerabilities
19 Sep 202602:54
–cgr
circl
Circl
CVE-2026-85721
22 Sep 202607:00
–circl
cve
CVE
CVE-2026-85721
17 Sep 202615:55
–cve
debiancve
Debian CVE
CVE-2026-85721
17 Sep 202615:55
–debiancve
euvd
EUVD
EUVD-2026-81907
17 Sep 202615:55
–euvd
github
Github Security Blog
AsyncHttpClient's unbounded HTTP/1.1 response decompression enables a decompression-bomb denial of service
17 Sep 202617:18
–github
kitploit
Kitploit
async-http-client-check
3 Oct 202623:42
–kitploit
mend
Mend
CVE-2026-85721
17 Sep 202615:55
–mend
nvd
NVD
CVE-2026-85721
17 Sep 202616:18
–nvd
osv
OSV
CGA-5QF3-2R6G-554P
18 Sep 202601:12
–osv
Rows per page
[
  {
    "vendor": "AsyncHttpClient",
    "product": "async-http-client",
    "versions": [
      {
        "version": ">= 2.0.0, < 2.16.1",
        "status": "affected"
      },
      {
        "version": ">= 3.0.0, < 3.0.12",
        "status": "affected"
      }
    ]
  }
]

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17 Sep 2026 15:55Current
CVSS 3.17.5
EPSS0.0063
SSVC
38