CVE Explorer
CVE-2026-42502
Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML before rendering.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"collectionURL":"https://pkg.go.dev","defaultStatus":"unaffected","packageName":"golang.org/x/net/html","product":"golang.org/x/net/html","programRoutines":[{"name":"parser.parse"},{"name":"Parse"},{"name":"ParseFragment"},{"name":"ParseFragmentWithOptions"},{"name":"ParseWithOptions"}],"vendor":"golang.org/x/net","versions":[{"lessThan":"0.55.0","status":"affected","version":"0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:b8c8a4770fc6dba6806d8f2e0cec3204eb2b04a3cdd94b4d8ea239e2120a05a1 · sha256:bb3073683a6eedfe… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:b8c8a4770fc6dba6806d8f2e0cec3204eb2b04a3cdd94b4d8ea239e2120a05a1 · sha256:bb3073683a6eedfe… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:b8c8a4770fc6dba6806d8f2e0cec3204eb2b04a3cdd94b4d8ea239e2120a05a1 · sha256:bb3073683a6eedfe… · /containers/cna/problemTypes/0/descriptions/0
Source references
4 source assertions{"url":"https://go.dev/cl/781701"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b8c8a4770fc6dba6806d8f2e0cec3204eb2b04a3cdd94b4d8ea239e2120a05a1 · sha256:bb3073683a6eedfe… · /containers/cna/references/2
{"url":"https://go.dev/issue/79572"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b8c8a4770fc6dba6806d8f2e0cec3204eb2b04a3cdd94b4d8ea239e2120a05a1 · sha256:bb3073683a6eedfe… · /containers/cna/references/0
{"url":"https://groups.google.com/g/golang-announce/c/iI-mYSI0lu8"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b8c8a4770fc6dba6806d8f2e0cec3204eb2b04a3cdd94b4d8ea239e2120a05a1 · sha256:bb3073683a6eedfe… · /containers/cna/references/1
{"url":"https://pkg.go.dev/vuln/GO-2026-5027"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b8c8a4770fc6dba6806d8f2e0cec3204eb2b04a3cdd94b4d8ea239e2120a05a1 · sha256:bb3073683a6eedfe… · /containers/cna/references/3
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.