CVE-2026-113690: Stored cross-site scripting in the SmartIT attachment feature of BMC IT Service Management Suite versions 25.3

Routine

MEDIUM 4.8

CVE-2026-113690 is a medium-severity flaw (CVSS 4.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stored cross-site scripting in the SmartIT attachment feature of BMC IT Service Management Suite versions 25.3.01, 25.4.01, and 26.1.01 allows authenticated users to execute uploaded script content in other users' browsers.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Active
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-79
Published	2026-10-29
Last modified	2026-10-29

Publisher (CNA): NCSC

Last updated 2026-10-29 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-10-29 13:17 UTCPublished CVE record published
2026-10-29 13:17 UTCUpdated Record last modified

Advisories and coverage

Research and news

VulDB Recent Entries: CVE-2026-113690 | BMC IT Service Management Suite up to 25.3.01/25.4.01/26.1.01 Attachment Feature cross site scripting 2026-10-29

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-113690?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-113690 being exploited?

CVE-2026-113690 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-113690 affect?

CVE-2026-113690 affects affected software. Severity is medium (CVSS 4.8). Stored cross-site scripting in the SmartIT attachment feature of BMC IT Service Management Suite versions 25.3.01, 25.4.01, and 26.1.01 allows authenticated users to execute uploaded script content in other users' browsers.

How urgent is CVE-2026-113690?

Priority 17/100. No elevated risk signals yet.

References

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