CVE-2018-2477

HIGHNVD 8.8

8.8

Knowledge Management (XMLForms) in SAP NetWeaver, versions 7.30, 7.31, 7.40 and 7.50 does not sufficiently validate an XML document accepted from an untrusted source.

CVSS v3: 8.8
EG Score: —
EPSS: 71.8%
KEV: Not listed

Published

November 13, 2018

Last Modified

November 21, 2024

References (6)

cna@saphttp://www.securityfocus.com/bid/105901
cna@saphttps://launchpad.support.sap.com/#/notes/2661740
cna@saphttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=503809832
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/105901
af854a3a-2127-422b-91ae-364da2661108https://launchpad.support.sap.com/#/notes/2661740
af854a3a-2127-422b-91ae-364da2661108https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=503809832

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-91XML Injection

Data Freshness Timeline

(refreshed 5× in last 7d / 5× 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.

2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-25 04:07 UTCOSV refresh

Frequently asked(5)

What is CVE-2018-2477?

CVE-2018-2477 is a high vulnerability published on November 13, 2018. Knowledge Management (XMLForms) in SAP NetWeaver, versions 7.30, 7.31, 7.40 and 7.50 does not sufficiently validate an XML document accepted from an untrusted source.

When was CVE-2018-2477 disclosed?

CVE-2018-2477 was first published in the National Vulnerability Database on November 13, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-2477 actively exploited?

CVE-2018-2477 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 71.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-2477?

CVE-2018-2477 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2018-2477?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-2477, 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-2018-2477

📅 Published

🔄 Last Modified

🔗 References (6)