SAP Lumira Server version 2.4 does not sufficiently encode user controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability.

published 2021-07-14 5y ago modified 2026-06-17 4mo ago also EUVD-2021-20359

cvss: 5.4; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits: 0; none known

SAP Lumira Server version 2.4 does not sufficiently encode user controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability. This would allow an attacker with basic level privileges to store a malicious script on SAP Lumira Server. The execution of the script content, by a victim registered on SAP Lumira Server, could compromise the confidentiality and integrity of SAP Lumira content.

Is CVE-2021-33682 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	5.4	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	3.5	AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

SAP SE SAP Lumira Server

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

wiki.scn.sap.com /wiki/pages/viewpage.action?pageId=580617506
vendor-advisory
launchpad.support.sap.com /#/notes/3053403
permissions-required

Sources

CVE List CVE-2021-33682
NVD CVE-2021-33682

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.