How severe is CVE-2025-23191?

CVE-2025-23191 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-23191 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-23191?

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

Does CVE-2025-23191 have an EU (EUVD) identifier?

Yes. CVE-2025-23191 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-3137.

When was CVE-2025-23191 published?

CVE-2025-23191 was published on 2025-02-11 and last updated on 2026-06-17.

CVE-2025-23191

CVE-2025-23191 is a low-severity vulnerability with a CVSS 3.x base score of 3.1. 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-644.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-3137
Weakness: CWE-644
Published: 2025-02-11
Last modified: 2026-06-17

Description

Cached values belonging to the SAP OData endpoint in SAP Fiori for SAP ERP could be poisoned by modifying the Host header value in an HTTP GET request. An attacker could alter the `atom:link` values in the returned metadata redirecting them from the SAP server to a malicious link set by the attacker. Successful exploitation could cause low impact on integrity of the application.

Frequently asked questions

What is CVE-2025-23191?: Cached values belonging to the SAP OData endpoint in SAP Fiori for SAP ERP could be poisoned by modifying the Host header value in an HTTP GET request. An attacker could alter the `atom:link` values in the returned metadata redirecting them from the SAP server to a malicious link set by the attacker. Successful exploitation could cause low impact on integrity of the application.
How severe is CVE-2025-23191?: CVE-2025-23191 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-23191 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-23191?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-23191 have an EU (EUVD) identifier?: Yes. CVE-2025-23191 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-3137.
When was CVE-2025-23191 published?: CVE-2025-23191 was published on 2025-02-11 and last updated on 2026-06-17.

References

Other CWE-644 vulnerabilities

CVE-2025-70948 — Critical (CVSS 9.3): A host header injection vulnerability in the mailer component of @perfood/couch-auth v0.26.0 allows attackers to obtain…
CVE-2026-26747 — Critical (CVSS 9.1): A Host Header Poisoning vulnerability exists in Monica 4.1.2 due to improper handling of the HTTP Host header in…
CVE-2026-26234 — High (CVSS 8.8): JUNG Smart Visu Server 1.1.1050 contains a request header manipulation vulnerability that allows unauthenticated…
CVE-2023-32465 — High (CVSS 8.8): Dell Power Protect Cyber Recovery, contains an Authentication Bypass vulnerability. An attacker could potentially…
CVE-2026-33805 — High (CVSS 8.6): @fastify/reply-from v12.6.1 and earlier and @fastify/http-proxy v11.4.3 and earlier process the client's Connection…
CVE-2025-64484 — High (CVSS 8.5): OAuth2-Proxy is an open-source tool that can act as either a standalone reverse proxy or a middleware component…

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