NVD / CVE Program· CNA atlassian

CVE-2024-21677: This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center.

Noroxi assessment

Priority: Monitor (action score 35/100)

The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
Probability of exploitation in the next 30 days: 0.92% (FIRST EPSS); higher than 60.6% of all records.
Anyone who can reach it over the internet can trigger it. No account or password is required. A user must open a link or visit a page. No special conditions are required; it is repeatable.
According to the record, no fixed version is available yet.

Low priority for now. Update when a fix is released; follow the vendor's advisory.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center. This Path Traversal vulnerability, with a CVSS Score of 8.3, allows an unauthenticated attacker to exploit an undefinable vulnerability which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Data Center Atlassian recommends that Confluence Data Center customers upgrade to the latest version and that Confluence Server customers upgrade to the latest 8.5.x LTS version. If you are unable to do so, upgrade your instance to one of the specified supported fixed versions See the release notes https://confluence.atlassian.com/doc/confluence-release-notes-327.html You can download the latest version of Confluence Data Center and Server from the download center https://www.atlassian.com/software/confluence/download-archives. This vulnerability was reported via our Bug Bounty program.

HighCVSS 8.8 · v3.1—No exploit No fix recorded

BDU:2024-02176

Published: Mar 19, 2024
Updated: Jun 17, 2026
EPSS: 0.9% · 60th percentile
CWE: CWE-22

Report tools

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Action score

Monitor

Low priority for now.

CVSS: 35 / 40 · 8.8 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 0 / 30 · 0.9%

CISA SSVC decision

Exploitation: none
Automatable: no
Technical impact: total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD: 8.8
CNA · atlassian: 8.3; 0.5 point gap

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Get told when this record changes

Not in KEV: no record of exploitation in the wild
No public exploit code on record
No fixed version yet

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

Vendor	Product	CPE
atlassian	confluence data center	cpe:2.3:a:atlassian:confluence_data_center
atlassian	confluence server	cpe:2.3:a:atlassian:confluence_server

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

atlassian confluence data center6.13.0 and later · before 7.19.20
atlassian confluence data center7.20.0 and later · before 8.5.7
atlassian confluence data center8.6.0 and later · before 8.8.1
atlassian confluence server6.13.0 and later · before 7.19.20
atlassian confluence server7.20.0 and later · before 8.5.7

Versions reported by the vendor

Affected version ranges reported by the assigning authority (atlassian). Independent of NVD's CPE analysis and usually ahead of it.

Atlassian Confluence Data Center
- >= 6.13.0, >= 7.19.0, >= 7.20.0, >= 8.0.0, >= 8.1.0, >= 8.2.0, >= 8.3.0, >= 8.4.0, >= 8.5.0, >= 8.6.0, >= 8.7.1, >= 8.8.0affected
- < 6.13.0, >= 7.19.20, >= 8.5.7, >= 8.8.1not affected

Same product

atlassian: all records

Other highest-scoring records for the same primary product.

CVE-2023-22527A template injection vulnerability on older versions of Confluence Data Center and Server allows an unauthenticated attacker to achieve RCE KEV
99Now
CVE-2023-22518All versions of Confluence Data Center and Server are affected by this unexploited vulnerability.KEV
99Now
CVE-2023-22515Atlassian has been made aware of an issue reported by a handful of customers where external attackers may have exploited a previously unknowKEV
99Now

Published before and after this one in the same product

← EarlierCVE-2023-22512Jan 16, 2024 · This High severity DoS (Denial of Service) vulnerability was introduced in version 5.6.0 of Confluence Data Center and Server.
35Monitor
← EarlierCVE-2024-21678Feb 20, 2024 · This High severity Stored XSS vulnerability was introduced in version 2.7.0 of Confluence Data Center.
34Monitor
Later →CVE-2024-21683May 21, 2024 · This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server.
61This week

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.

No history yet (it accumulates with the daily EPSS job).

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 researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

CVE-2022-42977491 days apartThe Netic User Export add-on before 1.3.5 for Atlassian Confluence has the functionality to generate a list of users in the application, and
30Monitor

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

AtlassianBugcrowd · paid · up to $12,000

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

Anyone who can reach it over the internet can trigger it.
No account or password is required.
A user must open a link or visit a page.
No special conditions are required; it is repeatable.

If successful

Confidentiality: high · data can be read
Integrity: high · data or configuration can be modified
Availability: high · the service can be disrupted

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: Required
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

Weakness class (CWE)

CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSS vector

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

nvd-primary

Root cause

A user-supplied file name is joined with the allowed directory, but the result is never checked to confirm it is still inside that directory.

The bug in code

The whole CWE-22 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

1const file = path.join(ROOT, req.query.name);
2res.sendFile(file);

Fixed

1const file = path.resolve(ROOT, req.query.name);
2if (!file.startsWith(ROOT + path.sep)) {
3  return res.sendStatus(400);
4}
5res.sendFile(file);

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

—

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

confluence.atlassian.com/pages/viewpage.action?pageId=1369444862

Show all references (1 more)

jira.atlassian.com/browse/CONFSERVER-94604

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records