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Vulnerabilities

Vulnerability · CVE-2018-2477

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.

Published Nov 13, 2018 · catalog updated Jun 17, 2026 · Knowledge Management (XMLForms) in

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2018-2477. EPSS is 1.73%. Act only if a listed version of Knowledge Management (XMLForms) in is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Knowledge Management (XMLForms) in).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.73%
Remediation
Advisory link
Affected products
cpe sap/netweaver

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe sap/netweaver7.30
  • cpe sap/netweaver7.31
  • cpe sap/netweaver7.40
  • cpe sap/netweaver7.50

How to fix CVE-2018-2477

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2018-2477. EPSS is 1.73%. Act only if a listed version of Knowledge Management (XMLForms) in is installed.

Which versions are affected?

Compare what you have installed with 7.30, 7.31, 7.40, 7.50. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-91: XML Injection. EPSS 1.73%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

SAP security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 13, 2018 · Monitored products — critical

    Detected

    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.

  2. Jun 17, 2026 · Monitored products — critical

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2018-2477

    Official CVE identifier

    cve.org
  • Monitored products — criticalVendor advisoryCVE-2018-2477

    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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Monitored products — criticalNov 3, 2026