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01 Record

CVE-2021-23901

An XML external entity (XXE) injection vulnerability exists in the Nutch DmozParser

UnratedPUBLISHEDCNA: apache
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

An XML external entity (XXE) injection vulnerability exists in the Nutch DmozParser

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
4.41% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 91.2% of scored records. A rank, not a probability.
NVD base score
9.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-01-25 09:25Z5 YR AGO
Last updated
2025-02-13 16:27Z1 YR AGO
Reserved
2021-01-12
Assigning CNA
apache
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-611Improper Restriction of XML External Entity ReferenceBase
Data version
5.1
Document digest
5a95f1dd0ca23d013c2ebe0b1b871f64b4baac81927c29266cac8b83cdd8801b

05 Affected products

VendorProductVersionsPlatforms
Apache Software FoundationApache NutchApache Nutch to 1.17—

06 References