How severe is CVE-2026-66775?

CVE-2026-66775 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-66775 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-66775?

CVE-2026-66775 affects Sap Approuter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-66775?

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

When was CVE-2026-66775 published?

CVE-2026-66775 was published on 2026-08-11 and last updated on 2026-09-08.

CVE-2026-66775

CVE-2026-66775 is a medium-severity vulnerability in Sap Approuter with a CVSS 3.x base score of 4.3. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Sap Approuter
Published: 2026-08-11
Last modified: 2026-09-08

Description

SAP Approuter does not enforce cross-site request forgery protection on the authentication flow by default. An unauthenticated attacker could craft a malicious link and trick a victim into following it. Successful exploitation could allow the attacker to bind the victim's session to an attacker-controlled identity, resulting in a low impact on integrity. There is no impact on confidentiality and availability.

Frequently asked questions

What is CVE-2026-66775?: SAP Approuter does not enforce cross-site request forgery protection on the authentication flow by default. An unauthenticated attacker could craft a malicious link and trick a victim into following it. Successful exploitation could allow the attacker to bind the victim's session to an attacker-controlled identity, resulting in a low impact on integrity. There is no impact on confidentiality and availability.
How severe is CVE-2026-66775?: CVE-2026-66775 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-66775 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-66775?: CVE-2026-66775 affects Sap Approuter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-66775?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-66775 published?: CVE-2026-66775 was published on 2026-08-11 and last updated on 2026-09-08.

References

Affected products (1)

cpe:2.3:a:sap:approuter:*:*:*:*:*:node.js:*:*

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