CVE-2026-39275
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to...
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to execute arbitrary code via the item.php, field-select.js and tags.js components
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to execute arbitrary code via the item.php, field-select.js and tags.js components
- Record
CVE-2026-39275- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-66750
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to execute arbitrary code via the item.php, field-select.js and tags.js components
- Record
EUVD-2026-66750- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-9xcw-6vw9-p38w
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to...
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to execute arbitrary code via the item.php, field-select.js and tags.js components.
- Record
GHSA-9xcw-6vw9-p38w- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to execute arbitrary code via the item.php, field-select.js and tags.js components
- Record
CVE-2026-39275- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to execute arbitrary code via the item.php, field-select.js and tags.js components
- Record
CVE-2026-39275- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2026-39275
Cross Site Scripting vulnerability in Cockpit CMS v.2.13.5 and before allows a remote attacker to execute arbitrary code via the item.php, field-select.js and tags.js components
- Record
UBUNTU-CVE-2026-39275- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
cockpitUbuntu:18.04:LTS |
All versions, plus listed versions 151-1156-1157-1158-1160-1 Show 4 moreShow less161-1162-1163-1164-1 |
None known |
cockpitUbuntu:20.04:LTS |
All versions, plus listed versions 202.1-1204-1206-1207-1208-1 Show 6 moreShow less210-1211-1212-1213-1214.1-1215-1 |
None known |
cockpitUbuntu:22.04:LTS |
All versions, plus listed versions 252-1256-1257-1258-1259-1 Show 6 moreShow less260-1261-1262-1263-1264-1264-1ubuntu0.22.04.1 |
None known |
cockpitUbuntu:24.04:LTS |
All versions, plus listed versions 300.1-1303-1304-1305-1306-1 Show 7 moreShow less307-1308-1309-1310.1-1311-1312-1build2314-1 |
None known |
cockpitUbuntu:26.10 |
All versions, plus listed versions 360-1362-1365-1367-1 |
None known |
cockpitUbuntu:26.04:LTS |
All versions, plus listed versions 346-1348-1350-1352-1353.1-1 Show 4 moreShow less354-1355-1356-1360-1 |
None known |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Securify-AI/CVE-2026-39275 | 2026-06-24 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-39275 is a medium vulnerability (CVSS 6.1) in cockpit, published August 26, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 32nd percentile. No source names a fixed version.
References
github.com/Cockpit-HQ/Cockpit/commit/d70dc5059732fc97bd65aa3583cd0f88631a3c78
nvd.nist.gov/vuln/detail/CVE-2026-39275
ubuntu.com/security/CVE-2026-39275
cve.org/CVERecord?id=CVE-2026-39275