🛡️ CLEANSTART-2026-FN26367 — istio-fips
Description
SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic and cause early termination of the client process
Multiple security vulnerabilities affect the istio-fips package. SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic and cause early termination of the client process. See references for individual vulnerability details.
How this vulnerability can be exploited
This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.
Affected software
CLEANSTART-2026-FN26367 is recorded against 1 package.
- istio-fips (fixed in 1.28.1-r1)
Timeline and source
Published on 30 January 2026 and last revised on 2 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.
References
github.com (Advisory)
osv.dev (Web)
osv.dev (Web)
osv.dev (Web)
osv.dev (Web)
nvd.nist.gov (Web)
nvd.nist.gov (Web)
nvd.nist.gov (Web)
Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| istio-fips | — | 1.28.1-r1 |
References
Similar Threats
- Unknown CLEANSTART-2026-QI02196
- Unknown CLEANSTART-2026-BD18029
- Unknown CLEANSTART-2026-CO68219
- Unknown CLEANSTART-2026-FZ55932
- Unknown CLEANSTART-2026-IW23933
More CLEANSTART 2026 advisories
Browse all of CLEANSTART 2026 in the advisory index.
- CLEANSTART-2026-FK40318
- CLEANSTART-2026-FL19517
- CLEANSTART-2026-FL27179
- CLEANSTART-2026-FM00685
- CLEANSTART-2026-FM44162
- CLEANSTART-2026-FM65506
- CLEANSTART-2026-FM92468
- CLEANSTART-2026-FN12833
- CLEANSTART-2026-FN44356
- CLEANSTART-2026-FN55648
- CLEANSTART-2026-FO41609
- CLEANSTART-2026-FO49462
- CLEANSTART-2026-FO93349
- CLEANSTART-2026-FP26400
- CLEANSTART-2026-FP29743
- CLEANSTART-2026-FQ05951
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