CVE-2026-123218 — IBM Aspera Faspex 5

IBM Aspera Faspex 5.0.0 through 5.0.19 could allow an authorized user to craft a specific message to bypass user authorization and gain full administrative privileges.

01What is this vulnerability?

IBM Aspera Faspex 5.0.0 through 5.0.19 could allow an authorized user to craft a specific message to bypass user authorization and gain full administrative privileges.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on —.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2026-11-07 (6 days ago)
• Last modified: 2026-11-10

09References

No additional references available in the KB record.