CVE-2026-31382

MEDIUMNVD 6.16.1—

6.1

The error_description parameter is vulnerable to Reflected XSS. An attacker can bypass the domain's WAF using a Safari-specific onpagereveal payload.

CVSS v3: 6.1
EG Score: 6.1(medium)
EPSS: 4.4%
KEV: Not listed

Published

March 20, 2026

Last Modified

April 16, 2026

References (2)

Data Freshness Timeline

(refreshed 17× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
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2026-05-22 21:16 UTCepss_batch

Frequently asked(5)

What is CVE-2026-31382?

CVE-2026-31382 is a medium vulnerability published on March 20, 2026. The error_description parameter is vulnerable to Reflected XSS. An attacker can bypass the domain's WAF using a Safari-specific onpagereveal payload.

When was CVE-2026-31382 disclosed?

CVE-2026-31382 was first published in the National Vulnerability Database on March 20, 2026, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-31382 actively exploited?

CVE-2026-31382 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-31382?

CVE-2026-31382 has a CVSS v3 base score of 6.1 (NVD).

How do I remediate CVE-2026-31382?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-31382, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2026-31382

📅 Published

🔄 Last Modified

🔗 References (2)