How severe is CVE-2025-3440?

CVE-2025-3440 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-3440 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3440?

CVE-2025-3440 primarily affects Ibm Security Guardium. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-3440?

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

Does CVE-2025-3440 have an EU (EUVD) identifier?

Yes. CVE-2025-3440 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15173.

When was CVE-2025-3440 published?

CVE-2025-3440 was published on 2025-05-15 and last updated on 2026-06-17.

CVE-2025-3440

CVE-2025-3440 is a medium-severity vulnerability in Ibm Security Guardium with a CVSS 3.x base score of 5.5. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-15173
Weakness: CWE-79
Affected product: Ibm Security Guardium
Published: 2025-05-15
Last modified: 2026-06-17

Description

IBM Security Guardium 11.5 is vulnerable to stored cross-site scripting. This vulnerability allows a privileged user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Frequently asked questions

What is CVE-2025-3440?: IBM Security Guardium 11.5 is vulnerable to stored cross-site scripting. This vulnerability allows a privileged user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
How severe is CVE-2025-3440?: CVE-2025-3440 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-3440 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3440?: CVE-2025-3440 primarily affects Ibm Security Guardium. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-3440?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3440 have an EU (EUVD) identifier?: Yes. CVE-2025-3440 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15173.
When was CVE-2025-3440 published?: CVE-2025-3440 was published on 2025-05-15 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7233600

Affected products (2)

cpe:2.3:a:ibm:security_guardium:11.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:security_guardium:12.0:*:*:*:*:*:*:*

More vulnerabilities in Ibm Security Guardium

CVE-2023-35893 — Critical (CVSS 9.9): IBM Security Guardium 10.6, 11.3, 11.4, and 11.5 could allow a remote authenticated attacker to execute arbitrary…
CVE-2017-1253 — Critical (CVSS 9.9): IBM Security Guardium 10.0 could allow a remote authenticated attacker to execute arbitrary commands on the system. By…
CVE-2020-4690 — Critical (CVSS 9.8): IBM Security Guardium 11.3 contains hard-coded credentials, such as a password or cryptographic key, which it uses for…
CVE-2021-20418 — Critical (CVSS 9.8): IBM Security Guardium 11.2 does not require that users should have strong passwords by default, which makes it easier…
CVE-2021-20426 — Critical (CVSS 9.8): IBM Security Guardium 11.2 contains hard-coded credentials, such as a password or cryptographic key, which it uses for…
CVE-2020-4193 — Critical (CVSS 9.8): IBM Security Guardium 11.1 uses an inadequate account lockout setting that could allow a remote attacker to brute force…

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