CVE-2020-26303 describes a Regular Expression Denial of Service (ReDoS) vulnerability affecting versions 2.6.2 and prior of the 'insane' HTML sanitizer library. This vulnerability, rated 7.5 HIGH on the CVSS scale, allows an unauthenticated attacker to remotely trigger a denial of service by crafting malicious input that exploits vulnerable regular expressions. While no patches are currently available, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.6.2CPE matchmatch criteria | cpe:2.3:a:bevacqua:insane:*:*:*:*:*:*:*:* | ||
>= 0, <= 2.6.2CPE match | cpe:2.3:a:bevacqua:insane:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Green
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.