How severe is CVE-2026-47181?

CVE-2026-47181 has a CVSS 4.0 base score of 8.7, rated high severity.

Is CVE-2026-47181 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-47181?

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-2026-47181 have an EU (EUVD) identifier?

Yes. CVE-2026-47181 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36292.

When was CVE-2026-47181 published?

CVE-2026-47181 was published on 2026-06-11 and last updated on 2026-06-17.

CVE-2026-47181

CVE-2026-47181 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. 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-20.

Key facts

Severity: High (CVSS 4.0 base score 8.7)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36292
Weakness: CWE-20
Published: 2026-06-11
Last modified: 2026-06-17

Description

PenguinMod-BackendApi is the backend api for penguinmod. Prior to version 1.0.0, a NoSQL injection vulnerability in the password reset endpoint allows any authenticated user to change the password of an account, leading to full account takeover. An attacker only needs a registered account and a valid password reset token for their own account. This issue has been patched in version 1.0.0.

Frequently asked questions

What is CVE-2026-47181?: PenguinMod-BackendApi is the backend api for penguinmod. Prior to version 1.0.0, a NoSQL injection vulnerability in the password reset endpoint allows any authenticated user to change the password of an account, leading to full account takeover. An attacker only needs a registered account and a valid password reset token for their own account. This issue has been patched in version 1.0.0.
How severe is CVE-2026-47181?: CVE-2026-47181 has a CVSS 4.0 base score of 8.7, rated high severity.
Is CVE-2026-47181 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-47181?: 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-2026-47181 have an EU (EUVD) identifier?: Yes. CVE-2026-47181 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36292.
When was CVE-2026-47181 published?: CVE-2026-47181 was published on 2026-06-11 and last updated on 2026-06-17.

References

https://github.com/PenguinMod/PenguinMod-BackendApi/security/advisories/GHSA-wwwc-jwrc-3pj8

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