CVE-2022-45558: Cross site scripting (XSS) vulnerability in Hundredrabbits Left 7.1.5 for MacOS allows attackers to execute ar

Routine

MEDIUM 6.1DOWNGRADE

CVE-2022-45558 is a medium-severity flaw (CVSS 6.1) affecting left. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross site scripting (XSS) vulnerability in Hundredrabbits Left 7.1.5 for MacOS allows attackers to execute arbitrary code via the meta tag.

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	0.4% (top 61%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-01-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: left project

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

Am I affected?

Timeline

2023-01-20 19:15 UTCPublished CVE record published
2026-06-17 05:10 UTCUpdated Record last modified

left project left DOWNGRADE

Affected: 7.1.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.1.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.1.5 (Debian / Ubuntu)

apt-cache madison left sudo apt install left=<VERSION_BEFORE_7.1.5> sudo apt-mark hold left

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

dnf --showduplicates list left sudo dnf downgrade left-<VERSION_BEFORE_7.1.5> sudo dnf versionlock add left

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-2022-45558?

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

Is CVE-2022-45558 being exploited?

CVE-2022-45558 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-2022-45558 affect?

CVE-2022-45558 affects left. Severity is medium (CVSS 6.1). Cross site scripting (XSS) vulnerability in Hundredrabbits Left 7.1.5 for MacOS allows attackers to execute arbitrary code via the meta tag.

How urgent is CVE-2022-45558?

Priority 36/100. Public exploit reference

Software pages

macOS vulnerabilities

Related CVEs

CVE-2022-45557 MEDIUM 6.1 DOWNGRADE Cross site scripting (XSS) vulnerability in Hundredrabbits Left 7.1.5 for MacOS allows attackers to execute ar

References

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