CVE-2026-41009: When the director sends a long-running request (e.g

Q: How do I fix CVE-2026-41009?

bosh: upgrade to 282.1.12. Exact commands for each OS are on this page.

Q: Is CVE-2026-41009 being exploited?

CVE-2026-41009 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-2026-41009 affect?

CVE-2026-41009 affects bosh. Severity is medium (CVSS 5.8). When the director sends a long-running request (e.g. compile_package), the agent's reply JSON is consumed by AgentClient. inject_compile_log (line 332-339) reads response['value']['result']['compile_log_id'] and format_exception (line 318-3

Q: How urgent is CVE-2026-41009?

Priority 21/100. No elevated risk signals yet.

Routine

MEDIUM 5.8UPGRADE

CVE-2026-41009 is a medium-severity flaw (CVSS 5.8) affecting bosh. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

When the director sends a long-running request (e.g. compile_package), the agent's reply JSON is consumed by AgentClient. inject_compile_log (line 332-339) reads response['value']['result']['compile_log_id'] and format_exception (line 318-325) reads exception['blobstore_id']; both pass the agent-supplied string unmodified to download_and_delete_blob(blob_id) (line 344-349), which calls @resource_manager.get_resource(blob_id) and, in an ensure blo

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.8 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.1% (top 99%)
CISA exploited list	No
Weakness	CWE-22
Published	2026-05-27
Last modified	2026-10-26

Publisher (CNA): VMware · Vendor: cloud foundry

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-27 08:16 UTCPublished CVE record published
2026-10-26 11:10 UTCUpdated Record last modified

cloud foundry bosh UPGRADE

Affected: < 282.1.12

Fixed in: 282.1.12

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy bosh || rpm -q bosh || bosh --version

2. UPGRADE to 282.1.12 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade bosh

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade bosh

Note

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

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-2026-41009?

bosh: upgrade to 282.1.12. Exact commands for each OS are on this page.

Is CVE-2026-41009 being exploited?

CVE-2026-41009 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-2026-41009 affect?

CVE-2026-41009 affects bosh. Severity is medium (CVSS 5.8). When the director sends a long-running request (e.g. compile_package), the agent's reply JSON is consumed by AgentClient. inject_compile_log (line 332-339) reads response['value']['result']['compile_log_id'] and format_exception (line 318-3

How urgent is CVE-2026-41009?

Priority 21/100. No elevated risk signals yet.

Related CVEs

CVE-2026-41704 MEDIUM 5.0 UPGRADE AgentClient#handle_method (lines 264-303) processes every NATS reply

References

← Back to latest CVEs