CVE-2022-36303: Vesta v1.0.0-5 was discovered to contain a cross-site scripting (XSS) vulnerability via the handle_file_upload

Routine

MEDIUM 6.1DOWNGRADE

CVE-2022-36303 is a medium-severity flaw (CVSS 6.1) affecting vesta control panel. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vesta v1.0.0-5 was discovered to contain a cross-site scripting (XSS) vulnerability via the handle_file_upload function at /web/api/v1/upload/UploadHandler.php.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-07-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: vestacp

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

Am I affected?

Timeline

2022-07-19 19:15 UTCPublished CVE record published
2026-06-17 04:53 UTCUpdated Record last modified

vestacp vesta control panel DOWNGRADE

Affected: 1.0.0-5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0-5

1. Check installed version

apt-cache policy vesta-control-panel || rpm -q vesta-control-panel || vesta-control-panel --version

2. No fixed release: DOWNGRADE to a release before 1.0.0-5 (Debian / Ubuntu)

apt-cache madison vesta-control-panel sudo apt install vesta-control-panel=<VERSION_BEFORE_1.0.0-5> sudo apt-mark hold vesta-control-panel

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list vesta-control-panel sudo dnf downgrade vesta-control-panel-<VERSION_BEFORE_1.0.0-5> sudo dnf versionlock add vesta-control-panel

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2022-36303?

vesta control panel: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-36303 being exploited?

CVE-2022-36303 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-2022-36303 affect?

CVE-2022-36303 affects vesta control panel. Severity is medium (CVSS 6.1). Vesta v1.0.0-5 was discovered to contain a cross-site scripting (XSS) vulnerability via the handle_file_upload function at /web/api/v1/upload/UploadHandler.php.

How urgent is CVE-2022-36303?

Priority 38/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2022-36305 MEDIUM 6.1 DOWNGRADE Vesta v1.0.0-5 was discovered to contain a cross-site scripting (XSS) vulnerability via the body function at /
CVE-2022-36304 MEDIUM 6.1 DOWNGRADE Vesta v1.0.0-5 was discovered to contain a cross-site scripting (XSS) vulnerability via the generate_response
CVE-2022-34025 MEDIUM 6.1 DOWNGRADE Vesta v1.0.0-5 was discovered to contain a cross-site scripting (XSS) vulnerability via the post function at /
CVE-2021-46850 HIGH 7.2 UPGRADE UPGRADE myVesta Control Panel before 0.9.8-26-43 and Vesta Control Panel before 0.9.8-26 are vulnerable to command inj
CVE-2021-43693 CRITICAL 9.8 DOWNGRADE vesta 0.9.8-24 is affected by a file inclusion vulnerability in file web/add/user/index.php.

References

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