CVE-2023-52240The Kantega SAML SSO OIDC Kerberos Single Sign-on apps before 6.20.0 for Atlassian products allow XSS if SAML POST Binding is enabled.…
- 6.1MediumCVSS base score
- 0.50%Exploitation in 30 daysEPSS · top 57% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The Kantega SAML SSO OIDC Kerberos Single Sign-on apps before 6.20.0 for Atlassian products allow XSS if SAML POST Binding is enabled. This affects 4.4.2 through 4.14.8 before 4.14.9, 5.0.0 through 5.11.4 before 5.11.5, and 6.0.0 through 6.19.0 before 6.20.0. The full product names are Kantega SAML SSO OIDC Kerberos Single Sign-on for Jira Data Center & Server (Kantega SSO Enterprise), Kantega SAML SSO OIDC Kerberos Single Sign-on for Confluence Data Center & Server (Kantega SSO Enterprise), Kantega SAML SSO OIDC Kerberos Single Sign-on for Bitbucket Data Center & Server (Kantega SSO Enterprise), Kantega SAML SSO OIDC Kerberos Single Sign-on for Bamboo Data Center & Server (Kantega SSO Enterprise), and Kantega SAML SSO OIDC Kerberos Single Sign-on for FeCru Server (Kantega SSO Enterprise). (Here, FeCru refers to the Atlassian Fisheye and Crucible products running together.)
Timeline
Published
- 7 months later
· 7 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.50% · top 57% of all CVEs (15 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.1.
Affected products
n/a
- affected n/a
References
References6
- https://kantega-sso.atlassian.net/wiki/spaces/KSE/pages/1226473473/Security+Vulnerability+HTML+injection+Cross-site+scripting+in+SAML+POST+binding+Kantega+SSO+Enterprise (opens in a new tab)x_transferred
- https://marketplace.atlassian.com/apps/1211923/kantega-saml-sso-oidc-kerberos-single-sign-on-for-jira?hosting=datacenter&tab=versions (opens in a new tab)x_transferred
- https://marketplace.atlassian.com/apps/1212126/kantega-saml-sso-oidc-kerberos-single-sign-on-for-confluence?hosting=datacenter&tab=overview (opens in a new tab)x_transferred
- https://marketplace.atlassian.com/apps/1213019/kantega-saml-sso-oidc-kerberos-single-sign-on-for-bitbucket?hosting=datacenter&tab=overview (opens in a new tab)x_transferred
- https://marketplace.atlassian.com/apps/1215262/kantega-saml-sso-oidc-kerberos-single-sign-on-for-bamboo?hosting=datacenter&tab=overview (opens in a new tab)x_transferred
- https://marketplace.atlassian.com/apps/1215263/kantega-saml-sso-oidc-kerberos-single-sign-on-for-fecru?hosting=server&tab=overview (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-56913 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-52240)Record last updated .