How severe is CVE-2025-36603?

CVE-2025-36603 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-36603 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36603?

CVE-2025-36603 affects Dell Appsync. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-36603?

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

Does CVE-2025-36603 have an EU (EUVD) identifier?

Yes. CVE-2025-36603 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22111.

When was CVE-2025-36603 published?

CVE-2025-36603 was published on 2025-07-21 and last updated on 2026-06-17.

CVE-2025-36603

CVE-2025-36603 is a medium-severity vulnerability in Dell Appsync with a CVSS 3.x base score of 4.2. 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-611.

Key facts

Severity: Medium (CVSS 3.x base score 4.2)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-22111
Weakness: CWE-611
Affected product: Dell Appsync
Published: 2025-07-21
Last modified: 2026-06-17

Description

Dell AppSync, version(s) 4.6.0.0, contains an Improper Restriction of XML External Entity Reference vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information disclosure and Information tampering.

Frequently asked questions

What is CVE-2025-36603?: Dell AppSync, version(s) 4.6.0.0, contains an Improper Restriction of XML External Entity Reference vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information disclosure and Information tampering.
How severe is CVE-2025-36603?: CVE-2025-36603 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-36603 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36603?: CVE-2025-36603 affects Dell Appsync. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-36603?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-36603 have an EU (EUVD) identifier?: Yes. CVE-2025-36603 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22111.
When was CVE-2025-36603 published?: CVE-2025-36603 was published on 2025-07-21 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000345331/dsa-2025-277-security-update-for-dell-appsync-vulnerabilities

Affected products (1)

cpe:2.3:a:dell:appsync:*:*:*:*:*:*:*:*

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