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Soup Sieve has Memory Exhaustion via Large Comma-Separated Selector Lists

🗓️ 09 Jul 2026 13:37:40Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 10 Views

Soupsieve memory exhaustion from large comma separated selectors; 500 KB input yields 244 MB heap.

Related
Detection
Refs
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14 Jul 202620:53
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9 Jul 202614:35
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CVE-2026-49476 Soup Sieve: Memory Exhaustion via Large Comma-Separated Selector Lists in soupsieve
14 Jul 202620:53
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CVE-2026-49476
14 Jul 202620:53
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14 Jul 202620:53
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14 Jul 202621:17
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openSUSE 16 Security Update : python-soupsieve (openSUSE-SU-2026:21342-1)
16 Jul 202600:00
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nessus
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SUSE SLES16 Security Update : python-soupsieve (SUSE-SU-2026:22660-1)
17 Jul 202600:00
nessus
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Vulners
Node
soupsieveRange2.8.3pip

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09 Jul 2026 13:37Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.00426
SSVC
10