CVE-2026-13473
IBM Storage Protect Client is vulnerable to Heap-Based Buffer Overflow
- Published
- Updated
- Reserved
- Assigned by
- ibm
Description
IBM Storage Protect Client 8.1.0.0 through 8.1.27.0, 8.1.27.1, and 8.2.0.0 through 8.2.1.0 IBM Storage Protect is vulnerable to a heap-based buffer overflow, caused by improper bounds checking. A remote attacker could overflow a buffer and execute arbitrary code on the system or cause the server to crash.
Timeline
ID reserved
By ibm
- 21 days later
· 21 days later
Published
- 6 days later
· 6 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ibmCNA (assigner) | 3.1 | High8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.67% · top 48% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.
Weakness
Affected products
- affected 8.1.0.0 – ≤ 8.1.27.0, 8.1.27.1
- affected 8.2.0.0 – ≤ 8.2.1.0
What to do
Solution: IBM strongly recommends addressing the vulnerability now. ProductFixing levelPlatformsLink to fix and instructionsIBM Storage Protect Client8.2.1.2Windows https://www.ibm.com/support/pages/node/7267111 Details about the upgrade path to be followed for IBM Storage Protect Backup-Archive Client: Manual Upgrade: Current version Upgrade Path8.1.0.0 - 8.1.27.0, 8.1.27.18.1.0.0 to 8.2.1.0 to 8.2.1.28.2.0.0 - 8.2.1.08.2.0.0 to 8.2.1.2 Upgrade via Client Auto Deploy 8.1.0.0 - 8.1.27.0, 8.1.27.18.1.27.0 to 8.2.0.0 to 8.2.1.2 , 8.1.27.1 to 8.2.0.0 to 8.2.1.28.2.0.08.2.1.2
References (1)
- https://www.ibm.com/support/pages/node/7279728 (opens in a new tab)vendor-advisorypatch
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-13473)Record last updated .