Medium · CVSS 6.5CVE-2025-36061

TS4500 Tape Library Denial of ServiceCVE-2025-36061

Answer in brief

CVE-2025-36061 records a Medium severity (CVSS 6.5) vulnerability in TS4500 Tape Library Denial of Service. The current sources do not mark it as known exploited. The current feed maps IBM/Storage TS4500 Library (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 19, 2026Updated Oct 19, 2026Source checked Oct 20, 2026First seen by HOL Oct 19, 2026Material review Oct 19, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.5
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 6.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps IBM/Storage TS4500 Library (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
IBM/Storage TS4500 Librarygeneric	>=1.1.1.6 <=1.12.0.3	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for IBM/Storage TS4500 Library.
Review the reported fix. Source-reported solution: For the 1.12.0 release, upgrade to firmware version 1.12.0.4 Fix Pack or later, available from IBM Fix Central http://www-933.ibm.com/support/fixcentral/ http://www-933.ibm.com/support/fixcentral/ . All future releases will include the fix for this vulnerability.

Evidence timeline and material changes

Published upstream
Oct 19, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 19, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 19, 2026

Sources and claim methodology

Source referenceibm.com

Upstream source description

IBM Storage TS4500 Library 1.1.1.6 through 1.12.0.3 IBM Diamondback Tape Library and IBM Storage TS4500 Library could allow an authenticated user to cause a denial of service using specially crafted SMTP requests that would consume excessive amounts of system resources.

Quoted source text, attributed separately from HOL analysis.