CVE-2022-36600: BlogEngine v3.3.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the component /blo

Routine

MEDIUM 4.8DOWNGRADE

CVE-2022-36600 is a medium-severity flaw (CVSS 4.8) affecting blogengine.net. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

BlogEngine v3.3.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the component /blogengine/api/posts. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Description field.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-09-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: blogengine

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

Am I affected?

Timeline

2022-09-02 05:15 UTCPublished CVE record published
2026-06-17 04:53 UTCUpdated Record last modified

blogengine blogengine.net DOWNGRADE

Affected: 3.3.8.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.3.8.0

1. Check installed version

apt-cache policy blogengine.net || rpm -q blogengine.net || blogengine.net --version

2. No fixed release: DOWNGRADE to a release before 3.3.8.0 (Debian / Ubuntu)

apt-cache madison blogengine.net sudo apt install blogengine.net=<VERSION_BEFORE_3.3.8.0> sudo apt-mark hold blogengine.net

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

dnf --showduplicates list blogengine.net sudo dnf downgrade blogengine.net-<VERSION_BEFORE_3.3.8.0> sudo dnf versionlock add blogengine.net

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-2022-36600?

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

Is CVE-2022-36600 being exploited?

CVE-2022-36600 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-2022-36600 affect?

CVE-2022-36600 affects blogengine.net. Severity is medium (CVSS 4.8). BlogEngine v3.3.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the component /blogengine/api/posts. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected int

How urgent is CVE-2022-36600?

Priority 33/100. Public exploit reference

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CVE-2023-22858 MEDIUM 5.3 DOWNGRADE An Improper Access Control vulnerability in BlogEngine.NET 3.3.8.0, allows unauthenticated visitors to access
CVE-2023-22857 HIGH 8.5 DOWNGRADE A stored Cross-site Scripting (XSS) vulnerability in BlogEngine.NET 3.3.8.0, allows injection of arbitrary Jav
CVE-2023-22856 HIGH 8.5 DOWNGRADE A stored Cross-site Scripting (XSS) vulnerability in BlogEngine.NET 3.3.8.0, allows injection of arbitrary Jav

References

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