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
06 References
- attic.apache.orghttps://attic.apache.org/projects/abdera.html
- lists.apache.orghttps://lists.apache.org/thread.html/j32tow7bhfnn2p0obsqy1mhg1qs7hq91
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2026/10/22/10