NVD / CVE Program· CNA atlassian

CVE-2023-22513: This High severity RCE (Remote Code Execution) vulnerability was introduced in version 8.0.0 of Bitbucket Data Center and Server.

Noroxi assessment

Priority: Plan (action score 40/100)

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: 15.2% (FIRST EPSS); higher than 96.7% of all records.
Anyone who can reach it over the internet can trigger it. A low-privileged account is enough. No user action is required. No special conditions are required; it is repeatable.
According to the record, no fixed version is available yet.
Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Add it to your regular patch cycle. 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 RCE (Remote Code Execution) vulnerability was introduced in version 8.0.0 of Bitbucket Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.5, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Bitbucket 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: Bitbucket Data Center and Server 8.9: Upgrade to a release greater than or equal to 8.9.5 Bitbucket Data Center and Server 8.10: Upgrade to a release greater than or equal to 8.10.5 Bitbucket Data Center and Server 8.11: Upgrade to a release greater than or equal to 8.11.4 Bitbucket Data Center and Server 8.12: Upgrade to a release greater than or equal to 8.12.2 Bitbucket Data Center and Server 8.13: Upgrade to a release greater than or equal to 8.13.1 Bitbucket Data Center and Server 8.14: Upgrade to a release greater than or equal to 8.14.0 Bitbucket Data Center and Server version >= 8.0 and < 8.9: Upgrade to any of the listed fix versions. See the release notes (https://confluence.atlassian.com/bitbucketserver/release-notes). You can download the latest version of Bitbucket Data Center and Server from the download center (https://www.atlassian.com/software/bitbucket/download-archives). This vulnerability was discovered by a private user and reported via our Bug Bounty program

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

BDU:2023-06228

Published: Sep 19, 2023
Updated: Jun 17, 2026
EPSS: 15.2% · 96th percentile
CWE: CWE-94

Report tools

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Action score

Plan

Add it to your regular patch cycle.

CVSS: 35 / 40 · 8.8 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 5 / 30 · 15.2%

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: 8.5; 0.3 point gap

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/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

If any of these changes, we'll tell you in the daily email digest.

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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	bitbucket data center	cpe:2.3:a:atlassian:bitbucket_data_center
atlassian	bitbucket server	cpe:2.3:a:atlassian:bitbucket_server

Affected versions

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

atlassian bitbucket data center8.9.0 and later · before 8.9.5
atlassian bitbucket data center8.10.0 and later · before 8.10.5
atlassian bitbucket data center8.11.0 and later · before 8.11.4
atlassian bitbucket data center8.12.0 and later · before 8.12.2
atlassian bitbucket data center8.13.0
atlassian bitbucket server8.9.0 and later · before 8.9.5
atlassian bitbucket server8.10.0 and later · before 8.10.5
atlassian bitbucket server8.11.0 and later · before 8.11.4
atlassian bitbucket server8.12.0 and later · before 8.12.2
atlassian bitbucket server8.13.0

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 Bitbucket Data Center
- >= 8.0.0, >= 8.1.0, >= 8.10.0, >= 8.11.0, >= 8.12.0, >= 8.13.0, >= 8.2.0, >= 8.3.0, >= 8.4.0, >= 8.5.0, >= 8.6.0, >= 8.7.0 … (+2)affected
- < 8.0.0, >= 8.10.5, >= 8.11.4, >= 8.12.2, >= 8.13.1, >= 8.14.0, >= 8.9.5not affected
Atlassian Bitbucket Server
- >= 8.0.0, >= 8.1.0, >= 8.10.0, >= 8.11.0, >= 8.12.0, >= 8.13.0, >= 8.2.0, >= 8.3.0, >= 8.4.0, >= 8.5.0, >= 8.6.0, >= 8.7.0 … (+2)affected
- < 8.0.0, >= 8.10.5, >= 8.11.4, >= 8.12.2, >= 8.13.1, >= 8.14.0, >= 8.9.5not affected

Same product

atlassian: all records

Other highest-scoring records for the same primary product.

CVE-2026-21589This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center…KEV
97Now
CVE-2022-26133SharedSecretClusterAuthenticator in Atlassian Bitbucket Data Center versions 5.14.0 and later before 7.6.14, 7.7.0 and later prior to…
60This week
CVE-2024-21684There is a low severity open redirect vulnerability within affected versions of Bitbucket Data Center.
17Monitor

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.

EPSS, last 120 days-1% in 7 days

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 researchers

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

a private user

Variant candidates

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

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope