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THREAT OPS › Threat News › [NVD] CVE-2026-10827 — The Spectra Legacy WordPress plugin before 2.20.0 does not validate or escape several block style attributes before using them to build the CSS it outputs on the front end, allowing users with the Contributor role and above to inject arbitrary CSS into the pages that render the

[NVD] CVE-2026-10827 — The Spectra Legacy WordPress plugin before 2.20.0 does not validate or escape several block style attributes before using them to build the CSS it outputs on the front end, allowing users with the Contributor role and above to inject arbitrary CSS into the pages that render the

mednvdPublished 2026-08-01

CVE-2026-10827 CVSS: None Published: 2026-08-01T07:16:28.573

The Spectra Legacy WordPress plugin before 2.20.0 does not validate or escape several block style attributes before using them to build the CSS it outputs on the front end, allowing users with the Contributor role and above to inject arbitrary CSS into the pages that render the affected block. The injected styles are served to anonymo

MITRE ATT&CK techniques

JavaScriptT1059.007

Indicators of compromise

CVE-2026-10827cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-10827