CVE-2026-111606: Auth Bypass (CVSS 8.1)

Description

Huly Platform through 0.7.432 contains a missing authorization vulnerability that allows any authenticated user to merge arbitrary persons by calling the mergeSpecifiedPersons account RPC. Attackers knowing two person UUIDs can graft attacker-controlled unverified social ids onto a victim person, then use login or password recovery to take over the victim account.

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CVSS v3.1 Score

8.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS — Exploit Prediction

0.0024

Probability of exploitation

0.15%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-862 Missing Authorization

References

Other References

https://github.com/hcengineering/platform/blob/v0.7.432/server/account/src/operations.ts#L2921-L2939 https://github.com/hcengineering/platform/commit/afe11faec1b56f278c0882355a69b08cff1eebd9 https://github.com/hcengineering/platform/issues/10914 https://hackmd.io/@hieuPenguinnn/huly-platform-merge-specified-persons-missing-authorization https://www.vulncheck.com/advisories/huly-platform-through-0.7.432-account-takeover-via-mergespecifiedpersons-rpc

Frequently Asked Questions

What is CVE-2026-111606? +

Huly Platform through 0.7.432 contains a missing authorization vulnerability that allows any authenticated user to merge arbitrary persons by calling the mergeSpecifiedPersons account RPC. Attackers knowing two person UUIDs can graft attacker-controlled unverified social ids onto a victim person, then use login or password recovery to take over the victim account. It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2026-111606? +

CVE-2026-111606 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0024, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-111606? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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