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CVE-2025-57820: Improperly Controlled Modification of Object Prototype Attributes

🗓️ 26 Aug 2025 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 5 Views

Prototype pollution in Svelte devalue prior to 5.3.2 via devalue.parse __proto__ property.

Related
Refs
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Family
circl
Circl
CVE-2025-57820
1 Dec 202501:19
–circl
cnnvd
CNNVD
Svelte security vulnerabilities
26 Aug 202500:00
–cnnvd
cve
CVE
CVE-2025-57820
26 Aug 202522:33
–cve
cvelist
Cvelist
CVE-2025-57820 Svelte devalue vulnerable to prototype pollution
26 Aug 202522:33
–cvelist
euvd
EUVD
EUVD-2025-25863
3 Oct 202520:07
–euvd
github
Github Security Blog
devalue prototype pollution vulnerability
26 Aug 202522:33
–github
mend
Mend
CVE-2025-57820
26 Aug 202522:33
–mend
nvd
NVD
CVE-2025-57820
26 Aug 202523:15
–nvd
osv_clsa
osv_clsa
CLSA-2026-1774398079 TuxCare security update for devalue (1 CVE)
4 Aug 202614:52
–osv_clsa
osv_clsa
osv_clsa
CLSA-2026-1786357331 TuxCare security update for devalue (5 CVEs)
10 Aug 202610:22
–osv_clsa
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15 Apr 2026 00:00Current
5.7Medium risk
Vulners AI Score5.7
CVSS 47.9
EPSS0.00369
SSVC
5