01 Record
CVE-2026-103686
rhukster dom-sanitizer URL Validation DOMSanitizer.php isDangerousUrl cross site scripting
MediumPUBLISHEDCNA: VulDB
CNA base score5.1 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
02 Description
rhukster dom-sanitizer URL Validation DOMSanitizer.php isDangerousUrl cross site scripting
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.20% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 10.8% of scored records. A rank, not a probability.
- NVD base score
- 2.0 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-06.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-01 13:45Z28 DAYS AGO
- Last updated
- 2026-10-06 01:44Z23 DAYS AGO
- Reserved
- 2026-10-01
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.1)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- Weaknesses
- Data version
- 5.2
- Document digest
- b0b9b8ae9559851279a879a1c40f52442dc36c3640592ba93c6ec8eafca32663
05 Affected products
VendorProductVersionsPlatforms
rhuksterdom-sanitizer1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5, 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.0.10, 1.0.11, 1.0.12, 1.0.13, 1.0.14, 1.0.15—
06 References
- vuldb.comVDB-412550 | rhukster dom-sanitizer URL Validation DOMSanitizer.php isDangerousUrl cross site scriptinghttps://vuldb.com/vuln/412550
- vuldb.comVDB-412550 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/412550/cti
- vuldb.comCVE-2026-103686 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-103686
- vuldb.comSubmit #958312 | rhukster dom-sanitizer <= 1.0.15 Improper Input Validationhttps://vuldb.com/submit/958312
- github.comhttps://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-mrpv-6x26-mf6c
- github.comhttps://github.com/rhukster/dom-sanitizer/commit/4623b565d060bc02ca5a07d8c8241fe28e2edfda
- github.comhttps://github.com/rhukster/dom-sanitizer/releases/tag/1.0.16
- github.comhttps://github.com/rhukster/dom-sanitizer/