How severe is CVE-2026-10617?

CVE-2026-10617 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-10617 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-10617?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-10617 have an EU (EUVD) identifier?

Yes. CVE-2026-10617 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34009.

When was CVE-2026-10617 published?

CVE-2026-10617 was published on 2026-06-02 and last updated on 2026-06-17.

CVE-2026-10617

CVE-2026-10617 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34009
Weakness: CWE-287
Published: 2026-06-02
Last modified: 2026-06-17

Description

A security vulnerability has been detected in nextlevelbuilder GoClaw up to 3.11.3. This affects the function resolveAuth of the file internal/http/auth.go of the component Webhook Verification Handler. The manipulation leads to missing authentication. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project tagged the reported issue as bug.

Frequently asked questions

What is CVE-2026-10617?: A security vulnerability has been detected in nextlevelbuilder GoClaw up to 3.11.3. This affects the function resolveAuth of the file internal/http/auth.go of the component Webhook Verification Handler. The manipulation leads to missing authentication. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project tagged the reported issue as bug.
How severe is CVE-2026-10617?: CVE-2026-10617 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-10617 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-10617?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-10617 have an EU (EUVD) identifier?: Yes. CVE-2026-10617 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34009.
When was CVE-2026-10617 published?: CVE-2026-10617 was published on 2026-06-02 and last updated on 2026-06-17.

References

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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