How severe is CVE-2025-26661?

CVE-2025-26661 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-26661 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-2025-26661?

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-2025-26661 have an EU (EUVD) identifier?

Yes. CVE-2025-26661 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7704.

When was CVE-2025-26661 published?

CVE-2025-26661 was published on 2025-03-11 and last updated on 2026-06-17.

CVE-2025-26661

CVE-2025-26661 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7704
Weakness: CWE-862
Published: 2025-03-11
Last modified: 2026-06-17

Description

Due to missing authorization check, SAP NetWeaver (ABAP Class Builder) allows an attacker to gain higher access levels than they should have, resulting in escalation of privileges. On successful exploitation, this could result in disclosure of highly sensitive information. It could also have a high impact on the integrity and availability of the application.

Frequently asked questions

What is CVE-2025-26661?: Due to missing authorization check, SAP NetWeaver (ABAP Class Builder) allows an attacker to gain higher access levels than they should have, resulting in escalation of privileges. On successful exploitation, this could result in disclosure of highly sensitive information. It could also have a high impact on the integrity and availability of the application.
How severe is CVE-2025-26661?: CVE-2025-26661 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-26661 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-2025-26661?: 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-2025-26661 have an EU (EUVD) identifier?: Yes. CVE-2025-26661 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7704.
When was CVE-2025-26661 published?: CVE-2025-26661 was published on 2025-03-11 and last updated on 2026-06-17.

References

Other CWE-862 (Missing Authorization) vulnerabilities

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CVE-2026-34976 — Critical (CVSS 10.0): Dgraph is an open source distributed GraphQL database. Prior to 25.3.1, the restoreTenant admin mutation is missing…
CVE-2025-30416 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to missing authorization. The following products are affected: Acronis…
CVE-2025-45854 — Critical (CVSS 10.0): /server/executeExec of JEHC-BPM 2.0.1 allows attackers to execute arbitrary code via execParams.

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