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VulnerabilityPublished

CVE-2026-94002: Apache MINA SSHD · Unthrottled Resource Allocation

Affects Apache MINA SSHDSource CVE Database V5

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Not known to be exploited · CVSS 7.5 High : upgrade to 3.0.0-M6 or 2.20.0 soon.

Data as of 12 Nov 2026, 23:25 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 30% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 3.0.0-M6, 2.20.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Upgrade Apache to 3.0.0-M6 or 2.20.0.

Affected software

ProductAffectedFixed in
Apache Software FoundationApache MINA SSHDAffected
  • >=3.0.0-M1 <3.0.0-M6
Fixed in
  • 3.0.0-M6
Apache Software FoundationApache MINA SSHDAffected
  • >=0.9.0 <2.20.0
Fixed in
  • 2.20.0
MavenApache Software Foundation/org.apache.sshd:sshd-sftppkg:maven/Apache Software Foundation/org.apache.sshd:sshd-sftpOther threatsAffected
  • >=0.9.0 <2.20.0
  • >=3.0.0-M1 <3.0.0-M6
Fixed in
  • 2.20.0
  • 3.0.0-M6

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Users should upgrade Apache MINA SSHD to version 2.20.0 or later, or 3.0.0-M6 or later, where this issue is fixed. No other mitigations are indicated by the vendor advisory.

Description

CVE-2026-94002 is a high-severity vulnerability in Apache MINA SSHD's sshd-sftp component affecting versions from 0.9.0 up to but not including 2.20.0, and 3.0.0-M1 up to but not including 3.0.0-M6. The issue arises because the SFTP client does not verify that replies correspond to requests it sent, allowing a malicious server to send unsolicited replies that accumulate in memory, potentially exhausting client resources. Upgrading to versions 2.20.0 or 3.0.0-M6 or later mitigates this issue.

References

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