CVE-2024-48910 | DOMPurify vulnerable to tampering by prototype polution

DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify was vulnerable to prototype pollution. This vulnerability is fixed in 2.4.2.

Published: 2024-10-31 Last update: 2025-11-03 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2024-48910 is rated Moderate Risk (57.2/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.18%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-48910

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 2.59% 1.18% -1.42%
2 2026-05-18 2.66% 2.59% -0.07%
3 2026-05-05 — 2.66% —

Full EPSS history (32 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-48910

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.1 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 5.2 [email protected]
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]

Weakness enumeration for CVE-2024-48910

GitHub Security Advisory for CVE-2024-48910

GHSA-p3vf-v8qc-cwcr · Severity: critical · Ecosystem: npm — DOMPurify vulnerable to tampering by prototype polution

OS Trackers for CVE-2024-48910

vendor priority summary link
debian not yet assigned CVE-2024-48910 not yet assigned priority: Debian including 2 source packages (cacti, node-dompurify), 9 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 9. https://security-tracker.debian.org/tracker/CVE-2024-48910
redhat high — https://access.redhat.com/security/cve/CVE-2024-48910
ubuntu medium CVE-2024-48910 medium priority: Ubuntu including 1 source packages (node-dompurify), 7 status rows across 7 suites (focal, jammy, noble, oracular, plucky, questing, upstream): not-affected 4, DNE 1, needs-triage 1, released 1. https://ubuntu.com/security/CVE-2024-48910

Affected software / configurations for CVE-2024-48910

Vendor Product Version Raw CPE
cure53 dompurify < 2.4.2 cpe:2.3:a:cure53:dompurify:*:*:*:*:*:*:*:*

References for CVE-2024-48910

cvelogic Threat Intelligence