XSS in @Swc Html
CVE-2026-72925
SWC is a TypeScript / JavaScript compiler written in Rust. Prior to @swc/html 1.15.47-nightly-20260729.1 and swc_html_minifier 59.0.0, the minifyJson processing in crates/swc_html_minifier/src/lib.rs parsed and serialized attacker-controll…
Vulnerability class: XSS (Cross-Site Scripting)
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- @Swc Html — versions < 1.15.47-nightly-20260729.1
- Swc-project Swc — versions < 1.15.47
- Swc-project Swc_html_minifier — versions < 59.0.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-72925?
- CVE-2026-72925 is a medium-severity vulnerability in @Swc Html, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-08-11.
- How severe is CVE-2026-72925?
- Medium severity. CVSS v3 base score is 6.1 out of 10.