CVE-2020-23042: Dropouts Technologies LLP Super Backup v2.0.5 was discovered to contain a cross-site scripting (XSS) vulnerabi

This month

MEDIUM 6.1DOWNGRADEDOWNGRADE

CVE-2020-23042 is a medium-severity flaw (CVSS 6.1) affecting super backup, super backup. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dropouts Technologies LLP Super Backup v2.0.5 was discovered to contain a cross-site scripting (XSS) vulnerability in the path parameter of the `list` and `download` module. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted GET request.

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	0.7% (top 45%)
CISA exploited list	No
Weakness	CWE-79
Published	2021-10-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dropouts

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

Am I affected?

Timeline

2021-10-22 20:15 UTCPublished CVE record published
2026-06-17 03:04 UTCUpdated Record last modified

dropouts super backup DOWNGRADE

Affected: 2.0.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.5

1. Check installed version

apt-cache policy super-backup || rpm -q super-backup || super-backup --version

2. No fixed release: DOWNGRADE to a release before 2.0.5 (Debian / Ubuntu)

apt-cache madison super-backup sudo apt install super-backup=<VERSION_BEFORE_2.0.5> sudo apt-mark hold super-backup

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

dnf --showduplicates list super-backup sudo dnf downgrade super-backup-<VERSION_BEFORE_2.0.5> sudo dnf versionlock add super-backup

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.

dropouts super backup DOWNGRADE

Affected: 2.0.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.5

1. Check installed version

apt-cache policy super-backup || rpm -q super-backup || super-backup --version

2. No fixed release: DOWNGRADE to a release before 2.0.5 (Debian / Ubuntu)

apt-cache madison super-backup sudo apt install super-backup=<VERSION_BEFORE_2.0.5> sudo apt-mark hold super-backup

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

dnf --showduplicates list super-backup sudo dnf downgrade super-backup-<VERSION_BEFORE_2.0.5> sudo dnf versionlock add super-backup

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-2020-23042?

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

Is CVE-2020-23042 being exploited?

CVE-2020-23042 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-2020-23042 affect?

CVE-2020-23042 affects super backup, super backup. Severity is medium (CVSS 6.1). Dropouts Technologies LLP Super Backup v2.0.5 was discovered to contain a cross-site scripting (XSS) vulnerability in the path parameter of the `list` and `download` module. This vulnerability allows attackers to execute arbitrary web scrip

How urgent is CVE-2020-23042?

Priority 40/100. Public exploit reference

Related CVEs

CVE-2020-23061 HIGH 7.5 DOWNGRADE DOWNGRADE Dropouts Technologies LLP Super Backup v2.0.5 was discovered to contain an issue in the path parameter of the

References

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