Dashboard / CVE-2026-121444

CVE-2026-121444

HIGH
MEDIUM Priority: 0.04 BB Relevance: 77/100
Published: 2026-11-03 Modified: 2026-11-03 First seen: 2026-11-03 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: X
AT: None
VC: None
VI: None
VA: High

Description

svg-sanitizer from 0.11.0 before 1.1.0 contains an algorithmic complexity denial of service vulnerability in hasInfiniteLoop() and countUse() of the use reference-graph analysis. Attackers can upload a small layered SVG with 15 levels of fanned-out use elements, forcing exponential path enumeration that pins PHP workers for hours.

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
darylldoyle svg-sanitizer 0.11.0 < 1.1.0
darylldoyle svg-sanitizer 0.11.0 < 1.1.0

References & Advisories (2)

Bug Bounty Relevance

77 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

8.7 / 10.0 v4.0
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:X

EPSS — Exploitation Probability

0.42%
Raw Score 0.004170
Percentile 36.5%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00417
2026-11-13
0.00417
2026-11-12
0.00417
2026-11-10
0.00417
2026-11-09
0.00417
2026-11-08
0.00417
2026-11-07
0.00417
2026-11-06
0.00417
2026-11-05
0.00417
2026-11-04
0.00417

Intelligence Sources

mitre ref →
nvd ref →

External Links