CVE-2021-32858: esdoc-publish-html-plugin is a plugin for the document maintenance software ESDoc

Q: How do I fix CVE-2021-32858?

esdoc-publish-html-plugin: upgrade to newer than 1.1.2. Exact commands for each OS are on this page.

Q: Is CVE-2021-32858 being exploited?

CVE-2021-32858 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-32858 affect?

CVE-2021-32858 affects esdoc-publish-html-plugin. Severity is medium (CVSS 6.1). esdoc-publish-html-plugin is a plugin for the document maintenance software ESDoc. TheHTML sanitizer in esdoc-publish-html-plugin 1.1.2 and prior can be bypassed which may lead to cross-site scripting (XSS) issues. There are no known patche

Q: How urgent is CVE-2021-32858?

Priority 38/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2021-32858 is a medium-severity flaw (CVSS 6.1) affecting esdoc-publish-html-plugin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

esdoc-publish-html-plugin is a plugin for the document maintenance software ESDoc. TheHTML sanitizer in esdoc-publish-html-plugin 1.1.2 and prior can be bypassed which may lead to cross-site scripting (XSS) issues. There are no known patches for this issue.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-02-21
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: esdoc

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-02-21 15:15 UTCPublished CVE record published
2026-06-17 03:53 UTCUpdated Record last modified

esdoc esdoc-publish-html-plugin UPGRADE

Affected: <= 1.1.2

Fixed in: newer than 1.1.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy esdoc-publish-html-plugin || rpm -q esdoc-publish-html-plugin || esdoc-publish-html-plugin --version

2. UPGRADE to newer than 1.1.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade esdoc-publish-html-plugin

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade esdoc-publish-html-plugin

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-32858?

esdoc-publish-html-plugin: upgrade to newer than 1.1.2. Exact commands for each OS are on this page.

Is CVE-2021-32858 being exploited?

CVE-2021-32858 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-32858 affect?

CVE-2021-32858 affects esdoc-publish-html-plugin. Severity is medium (CVSS 6.1). esdoc-publish-html-plugin is a plugin for the document maintenance software ESDoc. TheHTML sanitizer in esdoc-publish-html-plugin 1.1.2 and prior can be bypassed which may lead to cross-site scripting (XSS) issues. There are no known patche

How urgent is CVE-2021-32858?

Priority 38/100. Public exploit reference

References

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