How severe is CVE-2026-11521?

CVE-2026-11521 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-11521 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-11521?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-11521 have an EU (EUVD) identifier?

Yes. CVE-2026-11521 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35075.

When was CVE-2026-11521 published?

CVE-2026-11521 was published on 2026-06-08 and last updated on 2026-06-17.

CVE-2026-11521

CVE-2026-11521 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-266.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35075
Weakness: CWE-266
Published: 2026-06-08
Last modified: 2026-06-17

Description

A security vulnerability has been detected in Mohammed-eid35 bank-management-system-springboot up to 7b9bcc65ad7df3db29af71aed9bb500e5f24d948. This affects an unknown part of the file src/main/java/com/alien/bank/management/system/controller/TransactionController.java of the component Transaction Endpoint. Such manipulation leads to improper authorization. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The project was informed of the problem early through an issue report but has not responded yet.

Frequently asked questions

What is CVE-2026-11521?: A security vulnerability has been detected in Mohammed-eid35 bank-management-system-springboot up to 7b9bcc65ad7df3db29af71aed9bb500e5f24d948. This affects an unknown part of the file src/main/java/com/alien/bank/management/system/controller/TransactionController.java of the component Transaction Endpoint. Such manipulation leads to improper authorization. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The project was informed of the problem early through an issue report but has not responded yet.
How severe is CVE-2026-11521?: CVE-2026-11521 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-11521 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-11521?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-11521 have an EU (EUVD) identifier?: Yes. CVE-2026-11521 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35075.
When was CVE-2026-11521 published?: CVE-2026-11521 was published on 2026-06-08 and last updated on 2026-06-17.

References

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