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01 Record

CVE-2026-113582

Apache Abdera: XML external entity expansion in Atom document parsing

HighPUBLISHEDCNA: apache
CNA base score8.7 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

02 Description

Apache Abdera: XML external entity expansion in Atom document parsing

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
0.46% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 39.8% of scored records. A rank, not a probability.
NVD base score
8.7 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD analysis status
Deferred. NVD last modified this record on 2026-10-22.
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
2026-10-22 13:27Z7 DAYS AGO
Last updated
2026-10-22 20:08Z6 DAYS AGO
Reserved
2026-10-20
Assigning CNA
apache
Record state
PUBLISHED
Severity
High (CVSS 8.7)
CNA CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Weaknesses
  • CWE-611Improper Restriction of XML External Entity ReferenceBase
Data version
5.2
Document digest
d5a2f37c8c8583eabc7ddbea72d715c9d296c64c4e3f7808724ca0ffddb20f21

05 Affected products

VendorProductVersionsPlatforms
Apache Software FoundationApache Abdera0 to *, cb5a3646fc8b2a620dba5bdde3a6b7a3753b1be2 to *—

06 References