ELOG file upload stored XSS

Summary

CVECVE-2025-62618
StatePUBLISHED
Assignercisa-cg
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-10-31 19:15:50 UTC
Updated2026-10-19 13:10:00 UTC
DescriptionELOG allows an authenticated user to upload arbitrary HTML files. The HTML content is executed in the context of other users when they open the file. Because ELOG includes usernames and password hashes in certain HTTP requests, an attacker can obtain the target's credentials and replay them or crack the password hash offline. In ELOG 3.1.5-20251014 release, HTML files are rendered as plain text.

Risk And Classification

Primary CVSS: v4.0 8.6 HIGH from 9119a7d8-5eab-497f-8521-727c672e3725

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/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

Problem Types: CWE-79 | CWE-434 | CWE-836 | CWE-434 CWE-434 Unrestricted Upload of File with Dangerous Type | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CWE-836 CWE-836 Use of Password Hash Instead of Password for Authentication


VersionSourceTypeScoreSeverityVector
4.09119a7d8-5eab-497f-8521-727c672e3725Secondary8.6HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C...
4.0CNADECLARED8.6HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
3.19119a7d8-5eab-497f-8521-727c672e3725Secondary8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
3.1CNADECLARED8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
Passive
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/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

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Elog Project Elog All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA ELOG ELOG affected 3.1.5-20251014 custom Not specified
CNA ELOG ELOG unaffected 3.1.5-20251014 Not specified

References

ReferenceSourceLinkTags
www.cve.org/CVERecord 9119a7d8-5eab-497f-8521-727c672e3725 www.cve.org Third Party Advisory
elog.psi.ch/elog/download/RPMS 9119a7d8-5eab-497f-8521-727c672e3725 elog.psi.ch Product
bitbucket.org/ritt/elog/commits/f81e5695c40997322fe2713bfdeba459d9de09dc 9119a7d8-5eab-497f-8521-727c672e3725 bitbucket.org Patch
bitbucket.org/ritt/elog/commits/7092ff64f6eb9521f8cc8c52272a020bf3730946 9119a7d8-5eab-497f-8521-727c672e3725 bitbucket.org Patch
raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-304-01.json 9119a7d8-5eab-497f-8521-727c672e3725 raw.githubusercontent.com Third Party Advisory
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Karl Meister, CISA (en)

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