Signal is active with 3 mentions in latest observed window
Recommended action window: Monitor and triage in normal cycle
NVD description
Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn't sufficient for the job. In devalue v5.6.3 and earlier, devalue.parse and devalue.unflatten were susceptible to prototype pollution via maliciously crafted payloads. Successful exploitation could lead to Denial of Service (DoS) or type confusion. This vulnerability is fixed in 5.6.4.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
NONE
Momentum
NONE
If you run products in this scope, you should treat this CVE as relevant to your environment.
CVE-2026-30226 Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn't sufficient for the job. In devalue v5.6.3 and earlier, http://devalue.pa… https://www.cve.org/CVERecord?id=CVE-2026-30226
Post summary
The passage merely references the CVE and the affected library, providing no further details on exploits, patches, or technical specifics.
🔴 Svelte devalue, Prototype Pollution, #CVE-2025-57820 & #CVE-2026-30226 (High) https://dailycve.com/svelte-devalue-prototype-pollution-cve-2025-57820-cve-2026-30226-high/
Post summary
The tweet announces the newly disclosed high‑severity prototype‑pollution vulnerabilities CVE‑2025‑57820 and CVE‑2026‑30226 in Svelte’s devalue feature, linking to an article with further detail.
🟠 devalue (npm), Prototype Pollution, #CVE-2026-30226 (Moderate) https://dailycve.com/devalue-npm-prototype-pollution-cve-2026-30226-moderate/
Post summary
The tweet announces a moderate CVE involving the devalue npm package with a prototype pollution vulnerability, but provides no exploit, PoC, patch, or active exploitation details.
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| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| App | svelte | devalue | - | node.js | - |