How severe is CVE-2026-11561?

CVE-2026-11561 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-11561 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-11561?

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

Does CVE-2026-11561 have an EU (EUVD) identifier?

Yes. CVE-2026-11561 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36238.

When was CVE-2026-11561 published?

CVE-2026-11561 was published on 2026-06-11 and last updated on 2026-06-17.

CVE-2026-11561

CVE-2026-11561 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-917.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36238
Weakness: CWE-917
Published: 2026-06-11
Last modified: 2026-06-17

Description

Improper neutralization of special elements used in an expression language statement ('expression language injection') vulnerability in Soagen Informatics Technologies Software and Consulting Inc. Apinizer allows Code Injection. This issue affects Apinizer: from 2026.04.0 before 2026.04.6.

Frequently asked questions

What is CVE-2026-11561?: Improper neutralization of special elements used in an expression language statement ('expression language injection') vulnerability in Soagen Informatics Technologies Software and Consulting Inc. Apinizer allows Code Injection. This issue affects Apinizer: from 2026.04.0 before 2026.04.6.
How severe is CVE-2026-11561?: CVE-2026-11561 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-11561 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-11561?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-11561 have an EU (EUVD) identifier?: Yes. CVE-2026-11561 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36238.
When was CVE-2026-11561 published?: CVE-2026-11561 was published on 2026-06-11 and last updated on 2026-06-17.

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0365

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