CVE-2025-53883
spacewalk-java has various XSS issues on search page
A Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability allows attackers to run arbitrary javascript via a reflected XSS issue in the search fields.This issue affects Container suse/manager/5.0/x86_64/server:latest: from ? before 5.0.28-150600.3.36.8; SUSE Manager Server LTS 4.3: from ? before 4.3.88-150400.3.113.5.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Passive
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
9.3
spacewalk-java has various XSS issues on search page
A Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability allows attackers to run arbitrary javascript via a reflected XSS issue in the search fields.This issue affects Container suse/manager/5.0/x86_64/server:latest: from ? before 5.0.28-150600.3.36.8; SUSE Manager Server LTS 4.3: from ? before 4.3.88-150400.3.113.5.
- Record
CVE-2025-53883- CVSS 4.0
- 9.3 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H - Weakness
- CWE-80
- Updated
- 2026-11-02
EUVDEUVD-2025-36996
9.3
A Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability allows attackers to run arbitrary javascript via a reflected XSS issue in the search fields.This issue affects Container suse/manager/5.0/x86_64/server:latest: from ? before 5.0.28-150600.3.36.8; SUSE Manager Server LTS 4.3: from ? before 4.3.88-150400.3.113.5.
- Record
EUVD-2025-36996- CVSS 4.0
- 9.3 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h2fm-479p-v37r
9.3
A Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability...
A Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability allows attackers to run arbitrary javascript via a reflected XSS issue in the search fields.This issue affects Container suse/manager/5.0/x86_64/server:latest: from ? before 5.0.28-150600.3.36.8; SUSE Manager Server LTS 4.3: from ? before 4.3.88-150400.3.113.5.
- Record
GHSA-h2fm-479p-v37r- CVSS 4.0
- 9.3 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/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 - Weakness
- CWE-80
- Updated
- 2026-11-02
NVD
9.3
A Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability allows attackers to run arbitrary javascript via a reflected XSS issue in the search fields.This issue affects Container suse/manager/5.0/x86_64/server:latest: from ? before 5.0.28-150600.3.36.8; SUSE Manager Server LTS 4.3: from ? before 4.3.88-150400.3.113.5.
- Record
CVE-2025-53883- CVSS 4.0
- 9.3 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/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 - Weakness
- CWE-80
- Updated
- 2026-11-02
OSVSUSE-SU-2025:3826-1 No score
Security update 4.3.16.1 for SUSE Manager Server 4.3 LTS
This update fixes the following issues:
susemanager-build-keys:
- Update SUSE GPG key and make it available for Salt (bsc#1250911)
susemanager-sls:
- Version 4.3.50-0
- Fix OS Family grain name (bsc#1250911)
- Version 4.3.49-0
- Fixed syntax error in Salt state
- Version 4.3.48-0
- Automatically deploy the SUSE GPG key (bsc#1250911)
spacewalk-java:
- Version 4.3.88-0 with security fix:
- CVE-2025-53883: Escape input strings in system search form (bsc#1246439)
rhnlib:
- Version 4.3.7-0:
- Use more secure defusedxml parser (bsc#1227577)
spacewalk-backend:
- Version 4.3.34-0:
- Use more secure defusedxml parser (bsc#1227577)
spacewalk-web:
- Version 4.3.46-0:
- Bumped the WebUI version to 4.3.16.1
How to apply this update:
- Log in as root user to the Multi-Linux Manager Server.
- Stop the Spacewalk service:
spacewalk-service stop - Apply the patch using either zypper patch or YaST Online Update.
- Start the Spacewalk service:
spacewalk-service start
- Record
SUSE-SU-2025:3826-1- Updated
- 2026-11-02
OSVSUSE-SU-2025:3827-1 No score
Security update 4.3.16.1 for SUSE Manager Server Release Notes
This update fixes the following issues:
release-notes-susemanager:
- Update to SUSE Manager 4.3.16.1
- CVEs Fixed: CVE-2025-53883, CVE-2025-53880, CVE-2025-53192
- Bugs mentioned: bsc#1246439, bsc#1246277, bsc#1248252
- Record
SUSE-SU-2025:3827-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
rhnlibSUSE:Manager Proxy LTS 4.3 |
before 4.3.7-150400.3.9.4 | 4.3.7-150400.3.9.4 |
spacewalk-backendSUSE:Manager Proxy LTS 4.3 |
before 4.3.34-150400.3.58.6 | 4.3.34-150400.3.58.6 |
spacewalk-webSUSE:Manager Proxy LTS 4.3 |
before 4.3.46-150400.3.63.5 | 4.3.46-150400.3.63.5 |
susemanager-build-keysSUSE:Manager Proxy LTS 4.3 |
before 15.4.11-150400.3.38.1 | 15.4.11-150400.3.38.1 |
susemanager-tftpsync-recvSUSE:Manager Proxy LTS 4.3 |
before 4.3.11-150400.3.15.3 | 4.3.11-150400.3.15.3 |
rhnlibSUSE:Manager Server LTS 4.3 |
before 4.3.7-150400.3.9.4 | 4.3.7-150400.3.9.4 |
spacewalk-backendSUSE:Manager Server LTS 4.3 |
before 4.3.34-150400.3.58.6 | 4.3.34-150400.3.58.6 |
spacewalk-javaSUSE:Manager Server LTS 4.3 |
before 4.3.88-150400.3.113.5 | 4.3.88-150400.3.113.5 |
spacewalk-webSUSE:Manager Server LTS 4.3 |
before 4.3.46-150400.3.63.5 | 4.3.46-150400.3.63.5 |
susemanager-build-keysSUSE:Manager Server LTS 4.3 |
before 15.4.11-150400.3.38.1 | 15.4.11-150400.3.38.1 |
susemanager-slsSUSE:Manager Server LTS 4.3 |
before 4.3.50-150400.3.68.1 | 4.3.50-150400.3.68.1 |
release-notes-susemanager-proxySUSE:Manager Proxy LTS 4.3 From an advisory covering 3 CVEs |
before 4.3.16.1-150400.3.101.2 | 4.3.16.1-150400.3.101.2 |
release-notes-susemanagerSUSE:Manager Server LTS 4.3 From an advisory covering 3 CVEs |
before 4.3.16.1-150400.3.143.2 | 4.3.16.1-150400.3.143.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-53883 is a critical vulnerability (CVSS 9.3) in Suse Manager Server Lts 4.3, published October 28, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 22nd percentile. Fixed in rhnlib 4.3.7-150400.3.9.4.