CVE-2020-10688

mediumpriority · track · 24EPSS 0.014 · 72 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.39% (72nd) EPSS

CVSS 4.3 · medium

Is it mine?

34 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A cross-site scripting (XSS) flaw was found in RESTEasy in versions before 3.11.1.Final and before 4.5.3.Final, where it did not properly handle URL encoding when the RESTEASY003870 exception occurs. An attacker could use this flaw to launch a reflected XSS attack.

cvss

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

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7

v3.16.1mediumAV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:Nsecondary · OSV

v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USCWE-79USCWE-79US

affected products (34)

Products and version ranges known to be affected.

Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
Red Hat JBoss Application Server (JBoss) 7.3all versionscert_bundDEcpe:/a:redhat:jboss_community_application_server:5.0.0
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
Red Hat JBoss Enterprise Application Platform< 7.1.9cert_bundDE
n/a RESTEasy≤ resteasy 3.11.1.Final, resteasy 4.5.3.Finalenisa_euvdEU
Red Hat Inc. EAP-CD≤ 19 Tech Previewfstec_bduRU
Red Hat Inc. RESTEasy≤ 3.11.1fstec_bduRU
Red Hat Inc. RESTEasy4.5.0 → 4.5.3fstec_bduRU
Red Hat Inc. Red Hat Fuse≤ 7.9fstec_bduRU
Red Hat Inc. Red Hat JBoss EAP≤ 7fstec_bduRU
Red Hat Inc. Red Hat JBoss Enterprise Application Platform≤ 7.3 for RHEL 6fstec_bduRU
Red Hat Inc. Red Hat JBoss Enterprise Application Platform≤ 7.3 for RHEL 7fstec_bduRU
Red Hat Inc. Red Hat JBoss Enterprise Application Platform≤ 7.3 for RHEL 8fstec_bduRU
Red Hat Inc. Red Hat JBoss Fuse≤ 6fstec_bduRU
Red Hat Inc. Red Hat Runtimes Spring Boot≤ 2.2.6fstec_bduRU
Red Hat Inc. Red Hat support for Spring Bootall versionsfstec_bduRU
Red Hat Inc. Text-Only RHOARall versionsfstec_bduRU
АО «НТЦ ИТ РОСА» ROSA Virtualization≤ 2.1fstec_bduRU
ООО «Ред Софт» РЕД ОС≤ 7.3fstec_bduRU

showing 20 of 34

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2022-2050Red Hat JBoss Application Server (JBoss): Mehrere SchwachstellenDeutsch2020-06-11csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Red Hat JBoss Application Server (JBoss) ausnutzen, um Informationen offenzulegen, Daten zu manipulieren oder einen Cross-Site Scripting Angriff durchzuführen.
GHSA-29qj-rvv6-qrmvCross-site scripting in RESTEasy2021-06-15ghsa · osvUS
A cross-site scripting (XSS) flaw was found in RESTEasy in versions before 3.11.1.Final and before 4.5.3.Final, where it did not properly handle URL encoding when the RESTEASY003870 exception occurs. An attacker could use this flaw to launch a reflected XSS attack.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund osv NVD CVE.org MITRE

published 2021-05-27modified 2026-06-17

references (25)

External citations — patches, advisories, analysis.

scry

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