CVE-2023-5421

mediumpriority · track · 22EPSS 0.004 · 39 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.45% (39th) EPSS

CVSS 5.5 · medium

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-27

An attacker who is logged into OTRS as an user with privileges to create and change customer user data may manipulate the CustomerID field to execute JavaScript code that runs immediatly after the data is saved.The issue onlyoccurs if the configuration for AdminCustomerUser::UseAutoComplete was changed before. This issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.

cvss

Technical severity, 0–10. One row per scoring source.

5.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.5–5.5

v3.15.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.3 · impact 2.7

v3.13.5lowCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:Nsecondary · ENISA EU

v3.13.5lowCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:Nsecondary · security@otrs.comexploitability 0.9 · impact 2.5

v3.15.1mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimaryCWE-20US

affected products (6)

Products and version ranges known to be affected.

OTRS AG ((OTRS)) Community Edition≤ 6.0.x ≤6.0.34enisa_euvdEU
OTRS AG OTRS7.0.x → 7.0.47enisa_euvdEU
OTRS AG OTRS8.0.x → 8.0.37enisa_euvdEU
otrs otrs6.0.0 → 6.0.34nvdUScpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
otrs otrs7.0.0 → 7.0.47nvdUScpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
otrs otrs8.0.0 → 8.0.37nvdUScpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2654OTRS: Mehrere SchwachstellenDeutsch2023-10-15csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in OTRS ausnutzen, um einen Cross-Site Scripting Angriff durchzuführen oder Sicherheitsvorkehrungen zu umgehen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd cert_bund NVD CVE.org MITRE

published 2023-10-16modified 2026-06-17

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+53007 more

references (4)

External citations — patches, advisories, analysis.

scry

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