Vulnerability · Published May 27, 2026 · Assigned by ibm
CVE-2026-7876Authentication bypass vulnerability found in Aspera High-Speed Transfer Server for Cloud Pak for Integration
Critical 9.1
In plain English
A critical-severity improper authentication in Aspera HSTS for CP4I from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Severity (CVSS 3.1)9.1Critical
Exploit odds (30 days)0.3%top 75.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
IBM Aspera HSTS for CP4I 1.5.1 through 1.5.19 is affected by an authentication bypass vulnerability. A transfer client may be able to take advantage of this vulnerability to access files in the server's local storage that they should not have access to, when specific restriction settings are not in place.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IBM | Aspera HSTS for CP4I | 1.5.1 – through 1.5.19 |
Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
References
- https://www.ibm.com/support/pages/node/7274127 vendor-advisory, patch