CVE-2026-68075: An authenticated attacker could exceed the session flow control incoming window potentially leading to denial

Q: How do I fix CVE-2026-68075?

qpid broker-j: upgrade to 10.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-68075 being exploited?

CVE-2026-68075 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-68075 affect?

CVE-2026-68075 affects qpid broker-j. Severity is medium (CVSS 6.5). An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid Broker-J: through 10.0.1. Users are recommended to upgrade to version 10.1.0, which f

Q: How urgent is CVE-2026-68075?

Priority 40/100. On your watchlist

This month

MEDIUM 6.5WATCHLISTUPGRADE

CVE-2026-68075 is a medium-severity flaw (CVSS 6.5) affecting qpid broker-j. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid Broker-J: through 10.0.1. Users are recommended to upgrade to version 10.1.0, which fixes the issue.

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 49%)
CISA exploited list	No
Weakness	CWE-770
Published	2026-08-05
Last modified	2026-10-23

Publisher (CNA): Apache Software Foundation · Vendor: apache

Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-05 07:16 UTCPublished CVE record published
2026-10-23 21:10 UTCUpdated Record last modified

apache qpid broker-j UPGRADE

Affected: < 10.1.0

Fixed in: 10.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy qpid-broker-j || rpm -q qpid-broker-j || qpid-broker-j --version

2. UPGRADE to 10.1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade qpid-broker-j

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade qpid-broker-j

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora ELN · ntpd-rs · FIXED · 1.7.2-3.eln159 · FEDORA-2026-57e4a99310 · source

sudo dnf upgrade --advisory=FEDORA-2026-57e4a99310

Fedora 46 · moby-engine · FIXED · 29.9.2-2.fc46 · FEDORA-2026-4856be87b3 · source

sudo dnf upgrade --advisory=FEDORA-2026-4856be87b3

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-68075?

qpid broker-j: upgrade to 10.1.0. Exact commands for each OS are on this page.

Is CVE-2026-68075 being exploited?

CVE-2026-68075 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-68075 affect?

CVE-2026-68075 affects qpid broker-j. Severity is medium (CVSS 6.5). An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid Broker-J: through 10.0.1. Users are recommended to upgrade to version 10.1.0, which f

How urgent is CVE-2026-68075?

Priority 40/100. On your watchlist

Related CVEs

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CVE-2026-68074 HIGH 7.5 UPGRADE A pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion leadi
CVE-2026-68073 HIGH 7.5 UPGRADE A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to
CVE-2026-68077 MEDIUM 6.5 UPGRADE An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usa
CVE-2026-68078 MEDIUM 6.5 UPGRADE It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authent

References

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