How severe is CVE-2025-36247?

CVE-2025-36247 has a CVSS 3.x base score of 7.1, 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 none, and availability low.

Is CVE-2025-36247 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36247?

CVE-2025-36247 primarily affects Ibm Db2. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-36247?

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-2025-36247 have an EU (EUVD) identifier?

Yes. CVE-2025-36247 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-207703.

When was CVE-2025-36247 published?

CVE-2025-36247 was published on 2026-02-17 and last updated on 2026-06-17.

CVE-2025-36247

CVE-2025-36247 is a high-severity vulnerability in Ibm Db2 with a CVSS 3.x base score of 7.1. 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-611.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-207703
Weakness: CWE-611
Affected product: Ibm Db2
Published: 2026-02-17
Last modified: 2026-06-17

Description

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.3 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.

Frequently asked questions

What is CVE-2025-36247?: IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.3 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources.
How severe is CVE-2025-36247?: CVE-2025-36247 has a CVSS 3.x base score of 7.1, 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 none, and availability low.
Is CVE-2025-36247 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36247?: CVE-2025-36247 primarily affects Ibm Db2. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-36247?: 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-2025-36247 have an EU (EUVD) identifier?: Yes. CVE-2025-36247 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-207703.
When was CVE-2025-36247 published?: CVE-2025-36247 was published on 2026-02-17 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7259961

Affected products (3)

cpe:2.3:a:ibm:db2:*:*:*:*:*:linux:*:*
cpe:2.3:a:ibm:db2:*:*:*:*:*:unix:*:*
cpe:2.3:a:ibm:db2:*:*:*:*:*:windows:*:*

More vulnerabilities in Ibm Db2

CVE-2012-1797 — Critical (CVSS 10.0): IBM DB2 9.5 uses world-writable permissions for nodes.reg, which has unspecified impact and attack vectors.
CVE-2010-3731 — Critical (CVSS 10.0): Stack-based buffer overflow in the validateUser implementation in the com.ibm.db2.das.core.DasSysCmd function in…
CVE-2010-3193 — Critical (CVSS 10.0): Unspecified vulnerability in the DB2STST program in IBM DB2 9.1 before FP9, 9.5 before FP6, and 9.7 before FP2 has…
CVE-2009-4335 — Critical (CVSS 10.0): Multiple unspecified vulnerabilities in bundled stored procedures in the Spatial Extender component in IBM DB2 9.5…
CVE-2009-3473 — Critical (CVSS 10.0): IBM DB2 9.1 before FP8 does not require the SETSESSIONUSER privilege for the SET SESSION AUTHORIZATION statement, which…
CVE-2008-6821 — Critical (CVSS 10.0): Buffer overflow in the DAS server in IBM DB2 8 before FP17, 9.1 before FP5, and 9.5 before FP2 might allow attackers to…

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Other CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities

CVE-2022-22486 — Critical (CVSS 10.0): IBM Tivoli Workload Scheduler 9.4, 9.5, and 10.1 is vulnerable to an XML External Entity Injection (XXE) attack when…
CVE-2019-14678 — Critical (CVSS 10.0): SAS XML Mapper 9.45 has an XML External Entity (XXE) vulnerability that can be leveraged by malicious attackers in…
CVE-2015-9280 — Critical (CVSS 10.0): MailEnable before 8.60 allows XXE via an XML document in the request.aspx Options parameter.
CVE-2018-1000838 — Critical (CVSS 10.0): autopsy version <= 4.9.0 contains a XML External Entity (XXE) vulnerability in CaseMetadata XML Parser that can result…
CVE-2018-1000837 — Critical (CVSS 10.0): UML Designer version <= 8.0.0 contains a XML External Entity (XXE) vulnerability in XML parser for plugins that can…
CVE-2018-1000835 — Critical (CVSS 10.0): KeePassDX version <= 2.5.0.0beta17 contains a XML External Entity (XXE) vulnerability in kdbx file parser that can…

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