CVE-2017-17762

HIGHNVD 7.5

7.5

XML external entity (XXE) vulnerability in Episerver 7 patch 4 and earlier allows remote attackers to read arbitrary files via a crafted DTD in an XML request involving util/xmlrpc/Handler.ashx.

CVSS v3: 7.5
EG Score: —
EPSS: 79.6%
KEV: Not listed

Published

August 29, 2018

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://gist.github.com/jonaslejon/5f92779848360a1a1e676af0795bd9aa
cve@mitrehttps://kryptera.se/sarbarhet-i-episerver/
af854a3a-2127-422b-91ae-364da2661108https://gist.github.com/jonaslejon/5f92779848360a1a1e676af0795bd9aa
af854a3a-2127-422b-91ae-364da2661108https://kryptera.se/sarbarhet-i-episerver/

Weakness Classification(1)

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

CWE-611Improper Restriction of XML External Entity Reference (XXE)

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
2026-05-24 07:06 UTCOSV refresh

Frequently asked(5)

What is CVE-2017-17762?

CVE-2017-17762 is a high vulnerability published on August 29, 2018. XML external entity (XXE) vulnerability in Episerver 7 patch 4 and earlier allows remote attackers to read arbitrary files via a crafted DTD in an XML request involving util/xmlrpc/Handler.ashx.

When was CVE-2017-17762 disclosed?

CVE-2017-17762 was first published in the National Vulnerability Database on August 29, 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-2017-17762 actively exploited?

CVE-2017-17762 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 79.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2017-17762?

CVE-2017-17762 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2017-17762?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-17762, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2017-17762

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Frequently asked(5)

What is CVE-2017-17762?

When was CVE-2017-17762 disclosed?

Is CVE-2017-17762 actively exploited?

What is the CVSS score of CVE-2017-17762?

CVE-2017-17762 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2017-17762?

CVE-2017-17762

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2017-17762?

CVE-2017-17762

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2017-17762?

Published

Last Modified

References (4)

Frequently asked(5)

Published

Last Modified

References (4)

Frequently asked(5)