CVE-2026-43572: OpenClaw versions 2026.4.10 before 2026.4.14 contain a missing authorization vulnerability in the Microsoft Te

Q: How do I fix CVE-2026-43572?

openclaw: upgrade to 2026.4.14. Exact commands for each OS are on this page.

Q: Is CVE-2026-43572 being exploited?

CVE-2026-43572 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-2026-43572 affect?

CVE-2026-43572 affects openclaw. Severity is medium (CVSS 5.3). OpenClaw versions 2026.4.10 before 2026.4.14 contain a missing authorization vulnerability in the Microsoft Teams SSO invoke handler that fails to apply sender allowlist checks. Attackers can bypass sender authorization by sending SSO invok

Q: How urgent is CVE-2026-43572?

Priority 32/100. Remotely exploitable, no login, no user action; On your watchlist

Routine

MEDIUM 5.3REMOTEWATCHLISTUPGRADE

CVE-2026-43572 is a medium-severity flaw (CVSS 5.3) affecting openclaw. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OpenClaw versions 2026.4.10 before 2026.4.14 contain a missing authorization vulnerability in the Microsoft Teams SSO invoke handler that fails to apply sender allowlist checks. Attackers can bypass sender authorization by sending SSO invoke requests that are processed without proper validation, allowing unauthorized access to Teams SSO signin functionality.

Why this priority

Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-862
Published	2026-05-05
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: openclaw

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-05 12:16 UTCPublished CVE record published
2026-06-17 10:49 UTCUpdated Record last modified

openclaw openclaw UPGRADE

Affected: >= 2026.4.10 and < 2026.4.14

Fixed in: 2026.4.14

Safe to downgrade to: a release before 2026.4.10

1. Check installed version

npm ls openclaw

2. UPGRADE to 2026.4.14

npm install openclaw@">=2026.4.14"

3. If no update is available yet, DOWNGRADE to a release before 2026.4.10

npm view openclaw versions npm install openclaw@"<2026.4.10"

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2026-43572?

openclaw: upgrade to 2026.4.14. Exact commands for each OS are on this page.

Is CVE-2026-43572 being exploited?

CVE-2026-43572 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-2026-43572 affect?

CVE-2026-43572 affects openclaw. Severity is medium (CVSS 5.3). OpenClaw versions 2026.4.10 before 2026.4.14 contain a missing authorization vulnerability in the Microsoft Teams SSO invoke handler that fails to apply sender allowlist checks. Attackers can bypass sender authorization by sending SSO invok

How urgent is CVE-2026-43572?

Priority 32/100. Remotely exploitable, no login, no user action; On your watchlist

Software pages

Microsoft Teams vulnerabilities

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References

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