CVE-2020-25950: Advanced Webhost Billing System 3.7.0 is affected by Cross Site Request Forgery (CSRF) attacks that can delete

Routine

MEDIUM 4.3DOWNGRADE

CVE-2020-25950 is a medium-severity flaw (CVSS 4.3) affecting advanced webhost billing system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Advanced Webhost Billing System 3.7.0 is affected by Cross Site Request Forgery (CSRF) attacks that can delete a contact from the My Additional Contact page.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-352
Published	2021-01-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: totalonlinesolutions

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

Am I affected?

Timeline

2021-01-08 07:15 UTCPublished CVE record published
2026-06-17 03:07 UTCUpdated Record last modified

totalonlinesolutions advanced webhost billing system DOWNGRADE

Affected: 3.7.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.7.0

1. Check installed version

apt-cache policy advanced-webhost-billing-system || rpm -q advanced-webhost-billing-system || advanced-webhost-billing-system --version

2. No fixed release: DOWNGRADE to a release before 3.7.0 (Debian / Ubuntu)

apt-cache madison advanced-webhost-billing-system sudo apt install advanced-webhost-billing-system=<VERSION_BEFORE_3.7.0> sudo apt-mark hold advanced-webhost-billing-system

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

dnf --showduplicates list advanced-webhost-billing-system sudo dnf downgrade advanced-webhost-billing-system-<VERSION_BEFORE_3.7.0> sudo dnf versionlock add advanced-webhost-billing-system

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-2020-25950?

advanced webhost billing system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-25950 being exploited?

CVE-2020-25950 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-2020-25950 affect?

CVE-2020-25950 affects advanced webhost billing system. Severity is medium (CVSS 4.3). Advanced Webhost Billing System 3.7.0 is affected by Cross Site Request Forgery (CSRF) attacks that can delete a contact from the My Additional Contact page.

How urgent is CVE-2020-25950?

Priority 29/100. Public exploit reference

References

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