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2 vulnerabilities by NV
CVE-2026-93752 (GCVE-0-2026-93752)
Vulnerability from nvd – Published: 2026-09-18 17:51 – Updated: 2026-09-18 19:49
VLAI
EPSS
VEX
Title
CSSOM through 0.5.0 Denial of Service via length Property
Summary
CSSOM through 0.5.0 contains a denial of service vulnerability in CSSStyleDeclaration.setProperty() that fails to validate reserved property names. Attackers can supply a stylesheet with a declaration named length to replace the internal counter and trigger excessive memory allocation during cssText serialization, causing process termination.
Severity
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-18 19:48 UTC
CWE
- CWE-915 - Improperly Controlled Modification of Dynamically-Determined Object Attributes
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://github.com/NV/CSSOM/issues/119 | issue-tracking |
| https://github.com/NV/CSSOM | product |
| https://github.com/NV/CSSOM/blob/00ec21868e124225… | technical-description |
| https://github.com/NV/CSSOM/blob/00ec21868e124225… | technical-description |
| https://www.vulncheck.com/advisories/cssom-throug… | third-party-advisory |
Date Public
2026-09-17 00:00
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CVE-2026-93752 (GCVE-0-2026-93752)
Vulnerability from cvelistv5 – Published: 2026-09-18 17:51 – Updated: 2026-09-18 19:49
VLAI
EPSS
VEX
Title
CSSOM through 0.5.0 Denial of Service via length Property
Summary
CSSOM through 0.5.0 contains a denial of service vulnerability in CSSStyleDeclaration.setProperty() that fails to validate reserved property names. Attackers can supply a stylesheet with a declaration named length to replace the internal counter and trigger excessive memory allocation during cssText serialization, causing process termination.
Severity
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-18 19:48 UTC
CWE
- CWE-915 - Improperly Controlled Modification of Dynamically-Determined Object Attributes
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://github.com/NV/CSSOM/issues/119 | issue-tracking |
| https://github.com/NV/CSSOM | product |
| https://github.com/NV/CSSOM/blob/00ec21868e124225… | technical-description |
| https://github.com/NV/CSSOM/blob/00ec21868e124225… | technical-description |
| https://www.vulncheck.com/advisories/cssom-throug… | third-party-advisory |
Date Public
2026-09-17 00:00
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