Webhooks in Atlassian Bitbucket Server from version 5.4.0 before version 7.3.1 allow remote attackers to access the content of internal net…

published 2020-07-09 6y ago modified 2026-06-17 4mo ago also EUVD-2020-6327

cvss: 4.3; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits: 0; none known

Webhooks in Atlassian Bitbucket Server from version 5.4.0 before version 7.3.1 allow remote attackers to access the content of internal network resources via a Server-Side Request Forgery (SSRF) vulnerability.

Patch / fix

fixed in 1

Atlassian Bitbucket Server 7.3.1

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Exploit prediction

0.83% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

Atlassian Bitbucket Server

Classification

Weakness

CWE-918 Server-Side Request Forgery

References

jira.atlassian.com /browse/BSERV-12433
issue-tracking, vendor-advisory

Sources

CVE List CVE-2020-14170
NVD CVE-2020-14170

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