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Public proof of conceptFix available

CVE-2019-8331

A public proof of concept exists; no exploitation attested.

  • Published2019-02-20
  • Fixed in4.3.1 · 3.4.1
  • WeaknessCWE-79

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In Bootstrap before 3.4.1 and 4.3.x before 4.3.1, XSS is possible in the tooltip or popover data-template attribute.

Timeline

dates in UTC
  1. 2019-02-2016:29CVE publishedNVD
  2. 2026-10-2319:23First public proof of conceptPoC-in-GitHub
  3. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Versions per branch

NVD · OSV
Bootstrap
BranchAffectedFixed in
4.3≥ 4.3.0, < 4.3.14.3.1
4.x≥ 4.0.0, < 4.3.14.3.1
4.3< 4.3.14.3.1
3.4< 3.4.13.4.1
3.x≥ 3.0.0, < 3.4.13.4.1
F5 big-ip access policy manager
BranchAffectedFixed in
15.x≥ 15.0.0, < 15.1.015.1.0
14.x≥ 14.0.0, < 14.1.2.514.1.2.5
13.x≥ 13.0.0, < 13.1.3.413.1.3.4
12.1≥ 12.1.0, < 12.1.5.112.1.5.1
F5 big-ip advanced firewall manager
BranchAffectedFixed in
15.x≥ 15.0.0, < 15.1.015.1.0
14.x≥ 14.0.0, < 14.1.2.514.1.2.5
13.x≥ 13.0.0, < 13.1.3.413.1.3.4
12.1≥ 12.1.0, < 12.1.5.112.1.5.1

14 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • @rootio/bootstrapRoot:npmall versions · fixed in 3.4.1-root.io.1
  • apache-commons-collectionsRocky Linux:8all versions · fixed in 0:3.2.2-10.module+el8.3.0+53+ea062990
  • apache-commons-collectionsRocky Linux:8all versions · fixed in 0:3.2.2-10.module+el8.3.0+74+855e3f5d
  • apache-commons-collectionsRed Hat:enterprise_linux:8::appstreamall versions · fixed in 0:3.2.2-10.module+el8.1.0+3366+6dfb954c
  • apache-commons-langRocky Linux:8all versions · fixed in 0:2.6-21.module+el8.3.0+53+ea062990
  • apache-commons-langRocky Linux:8all versions · fixed in 0:2.6-21.module+el8.3.0+74+855e3f5d
  • apache-commons-langRed Hat:enterprise_linux:8::appstreamall versions · fixed in 0:2.6-21.module+el8.1.0+3366+6dfb954c
  • apache-commons-netRocky Linux:8all versions · fixed in 0:3.6-3.module+el8.3.0+53+ea062990

184 more package ranges on OSV.dev

Vendor advisories

  • CVE-2019-8331 Red Hat Product Security399 products fixed · 24 known affected

    bootstrap: XSS in the tooltip or popover data-template attribute

    bootstrap as a component of Red Hat Decision Manager 7 · pki-base as a component of Red Hat Enterprise Linux 7 · pki-base-java as a component of Red Hat Enterprise Linux 7 · +21 more

  • RHSA-2023:0556 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.9 Security update

  • RHSA-2023:0554 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.9 Security update

  • RHSA-2023:0552 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.9 Security update

  • RHSA-2023:0553 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.9 Security update

  • RHSA-2022:8865 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Red Hat OpenStack 16.1.9 (python-XStatic-Bootstrap-SCSS) security update

10 more advisories

Full record on NVD

Fix

  1. Update Bootstrap to 4.3.1 · 3.4.1
  2. Vendor fix Red Hat Product Security RHSA-2023:0556 · 1 productBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  3. Vendor fix Red Hat Product Security RHSA-2023:0554 · 2 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  4. Vendor fix Red Hat Product Security RHSA-2022:8865 · 1 productFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  5. Vendor fix Red Hat Product Security RHSA-2022:8652 · 1 productBefore applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. Installation instructions are available from the Fuse 7.11.1 product documentation page: https://access.redhat.com/documentation/en-us/red_ha…
  6. Vendor fix Red Hat Product Security RHSA-2020:4847 · 128 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  7. Vendor fix Red Hat Product Security RHSA-2020:3247 · 23 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/2974891

Advisories and patches

Detection

read 2026-11-01 01:02 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Published
2019-02-20
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-9v3m-8fp8-mj99

Frequently asked questions

What is CVE-2019-8331?

In Bootstrap before 3.4.1 and 4.3.x before 4.3.1, XSS is possible in the tooltip or popover data-template attribute.

Is CVE-2019-8331 actively exploited?

Active exploitation of CVE-2019-8331 has not been confirmed. Its EPSS score was 16.4% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-8331?

CVE-2019-8331 has a CVSS v3 base score of 6.1 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

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Sources for this record