CVE-2019-20798: An XSS issue was discovered in handler_server_info.c in Cherokee through 1.2.104

Q: How do I fix CVE-2019-20798?

cherokee: upgrade to newer than 1.2.104. Exact commands for each OS are on this page.

Q: Is CVE-2019-20798 being exploited?

CVE-2019-20798 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-2019-20798 affect?

CVE-2019-20798 affects cherokee. Severity is high (CVSS 8.4). An XSS issue was discovered in handler_server_info.c in Cherokee through 1.2.104. The requested URL is improperly displayed on the About page in the default configuration of the web server and its administrator panel. The XSS in the adminis

Q: How urgent is CVE-2019-20798?

Priority 54/100. High severity; Public exploit reference

This month

HIGH 8.4UPGRADE

CVE-2019-20798 is a high-severity flaw (CVSS 8.4) affecting cherokee. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An XSS issue was discovered in handler_server_info.c in Cherokee through 1.2.104. The requested URL is improperly displayed on the About page in the default configuration of the web server and its administrator panel. The XSS in the administrator panel can be used to reconfigure the server and execute arbitrary commands.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.4 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-79
Published	2020-05-18
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cherokee-project

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

Am I affected?

Timeline

2020-05-18 00:15 UTCPublished CVE record published
2026-06-17 02:31 UTCUpdated Record last modified

cherokee-project cherokee UPGRADE

Affected: <= 1.2.104

Fixed in: newer than 1.2.104

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cherokee || rpm -q cherokee || cherokee --version

2. UPGRADE to newer than 1.2.104 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cherokee

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cherokee

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-2019-20798?

cherokee: upgrade to newer than 1.2.104. Exact commands for each OS are on this page.

Is CVE-2019-20798 being exploited?

CVE-2019-20798 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-2019-20798 affect?

CVE-2019-20798 affects cherokee. Severity is high (CVSS 8.4). An XSS issue was discovered in handler_server_info.c in Cherokee through 1.2.104. The requested URL is improperly displayed on the About page in the default configuration of the web server and its administrator panel. The XSS in the adminis

How urgent is CVE-2019-20798?

Priority 54/100. High severity; Public exploit reference

Related CVEs

CVE-2020-12845 HIGH 7.5 UPGRADE Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences
CVE-2019-20800 CRITICAL 9.8 UPGRADE In Cherokee through 1.2.104, remote attackers can trigger an out-of-bounds write in cherokee_handler_cgi_add_e
CVE-2019-20799 HIGH 7.5 UPGRADE In Cherokee through 1.2.104, multiple memory corruption errors may be used by a remote attacker to destabilize

References

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