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ajv library can be misled by crafted data
published 3 months ago
Summary
The ajv JSON validation library (including the esp/ajv version) contained two security flaws that could let an attacker send specially crafted input to cause incorrect validation or unexpected behavior. These issues have been corrected in version 6.11.0‑tuxcare.1. Upgrade to that version as soon as possible to keep your applications safe.
What to do
- Update ajv to version 6.11.0-tuxcare.1.
- Update esp ajv to version 6.11.0-tuxcare.1.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| TuxCare:npm | – | ajv |
< 6.11.0-tuxcare.1 Fix: upgrade to 6.11.0-tuxcare.1
|
| TuxCare:npm | esp | ajv |
< 6.11.0-tuxcare.1 Fix: upgrade to 6.11.0-tuxcare.1
|
Original advisory text
TuxCare security update for ajv (2 CVEs)
TuxCare rebuilt ajv to address 2 CVEs. Fixed in 6.11.0-tuxcare.1.
Timeline
Published4 Aug 2026
Updated15 Sep 2026
First seen28 Aug 2026
Sources
CLSA-2026-1781052732 · OSV
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