Cross-Site Scripting vulnerability in Cockpit CMS
A Cross-Site Scripting vulnerability in Cockpit CMS affecting version 2.7.0. This vulnerability could allow an authenticated user to upload an infected PDF file and store a malicious JavaScript payload to be executed when the file is uploaded.
- Published
- Feb 29, 2024
- Updated
- Jun 17, 2026
- EPSS
- 0.3% · 23th percentile
- CWE
- CWE-79
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Report tools
Action score
21
Monitor
Low priority for now.
- CVSS
- 21 / 40 · 5.4 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.3%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- 5.4
- CNA · INCIBE
- 5.5
- 0.1 point gap
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| agentejo | cockpit | cpe:2.3:a:agentejo:cockpit |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- agentejo cockpit2.7.0
Versions reported by the vendor
Affected version ranges reported by the assigning authority (INCIBE). Independent of NVD's CPE analysis and usually ahead of it.
Cockpit CMS Cockpit CMS
- 2.7.0affected
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Packagist | cockpit-hq/cockpit | all versions | — |
Same product
agentejo: all recordsOther highest-scoring records for the same primary product.
- CVE-2020-35847Agentejo Cockpit before 0.11.2 allows NoSQL injection via the Controller/Auth.php resetpassword function.68This week
- CVE-2020-35846Agentejo Cockpit before 0.11.2 allows NoSQL injection via the Controller/Auth.php check function.67This week
- CVE-2020-35848Agentejo Cockpit before 0.11.2 allows NoSQL injection via the Controller/Auth.php newpassword function.61This week
- CVE-2020-35131Cockpit before 0.6.1 allows an attacker to inject custom PHP code and achieve Remote Command Execution via registerCriteriaFunction in lib/M54Plan
- CVE-2018-15540Agentejo Cockpit performs actions on files without appropriate validation and therefore allows an attacker to traverse the file system to un40Plan
- CVE-2024-4825Unrestricted Upload of File with Dangerous Type vulnerability on Cockpit CMS from Agentejo39Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- Sergio Román Hurtadofinder
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2023-4451193 days apartCross-site Scripting (XSS) - Reflected in cockpit-hq/cockpit25Monitor
- CVE-2023-4432195 days apartCross-site Scripting (XSS) - Reflected in cockpit-hq/cockpit24Monitor
- CVE-2023-4321199 days apartCross-site Scripting (XSS) - Stored in cockpit-hq/cockpit24Monitor
- CVE-2021-32857373 days apartCockpit vulnerable to Cross-site Scripting24Monitor
- CVE-2023-4433195 days apartCross-site Scripting (XSS) - Stored in cockpit-hq/cockpit21Monitor
- CVE-2023-4395196 days apartCross-site Scripting (XSS) - Stored in cockpit-hq/cockpit21Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- A low-privileged account is enough.
- A user must open a link or visit a page.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- low · data can be read
- Integrity
- low · data or configuration can be modified
- Availability
- none
Impact can extend beyond the vulnerable component (scope changes).
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality impact
- Low
- Integrity impact
- Low
- Availability impact
- None
Weakness class (CWE)
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvd-primary
Root cause
User content is inserted into the page as HTML. The browser interprets the content as code rather than data.
The bug in code
The whole CWE-79 classA representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.
Vulnerable
commentEl.innerHTML = comment.body;Fixed
commentEl.textContent = comment.body;Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
—
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.