Cyber Resilience

CVE-2025-4949

MediumPublic PoC

Published: 21 May 2025

Published
21 May 2025
Modified
05 January 2026
KEV Added
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Patch
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CVSS Score v4 6.8 CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:H/VI:N/VA:N/SC:H/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:N/AU:Y/R:U/V:D/RE:L/U:Green
EPSS Score 0.0020 41.6th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-4949 is a medium-severity Improper Restriction of XML External Entity Reference (CWE-611) vulnerability in Eclipse Jgit. Its CVSS base score is 6.8 (Medium).

Operationally, ranked at the 41.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

In Eclipse JGit versions 7.2.0.202503040940-r and older, the ManifestParser class used by the repo command and the AmazonS3 class used to implement the experimental amazons3 git transport protocol allowing to store git pack files in an Amazon S3 bucket, are…

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vulnerable to XML External Entity (XXE) attacks when parsing XML files. This vulnerability can lead to information disclosure, denial of service, and other security issues.

CWE(s)
CWE-611CWE-827

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

eclipse
jgit
≤ 5.13.4 · 6.0.0 — 6.10.1.202505221210 · 7.0.0 — 7.0.1.202505221510

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-611

Penetration testing includes XML external entity payloads, detecting XXE vulnerabilities and enabling their mitigation.

SI-4 System Monitoring
addresses: CWE-611

Identifies XML external entity processing via monitoring of unusual file/network access or resource usage.

References