CVE-2024-31835: Cross Site Scripting vulnerability in flatpress CMS Flatpress v1.3 allows a remote attacker to execute arbitra

Q: How do I fix CVE-2024-31835?

flatpress: upgrade to 1.3. Exact commands for each OS are on this page.

Q: Is CVE-2024-31835 being exploited?

CVE-2024-31835 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-31835 affect?

CVE-2024-31835 affects flatpress. Severity is medium (CVSS 4.8). Cross Site Scripting vulnerability in flatpress CMS Flatpress v1.3 allows a remote attacker to execute arbitrary code via a crafted payload to the file name parameter.

Q: How urgent is CVE-2024-31835?

Priority 38/100. Public exploit reference

Routine

MEDIUM 4.8UPGRADE

CVE-2024-31835 is a medium-severity flaw (CVSS 4.8) affecting flatpress. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross Site Scripting vulnerability in flatpress CMS Flatpress v1.3 allows a remote attacker to execute arbitrary code via a crafted payload to the file name parameter.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	1.1% (top 35%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-10-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: flatpress

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

Am I affected?

Timeline

2024-10-01 19:15 UTCPublished CVE record published
2026-06-17 07:28 UTCUpdated Record last modified

flatpress flatpress UPGRADE

Affected: < 1.3

Fixed in: 1.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flatpress

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flatpress

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2024-31835?

flatpress: upgrade to 1.3. Exact commands for each OS are on this page.

Is CVE-2024-31835 being exploited?

CVE-2024-31835 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-2024-31835 affect?

CVE-2024-31835 affects flatpress. Severity is medium (CVSS 4.8). Cross Site Scripting vulnerability in flatpress CMS Flatpress v1.3 allows a remote attacker to execute arbitrary code via a crafted payload to the file name parameter.

How urgent is CVE-2024-31835?

Priority 38/100. Public exploit reference

Related CVEs

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CVE-2025-25460 MEDIUM 4.8 DOWNGRADE A stored Cross-Site Scripting (XSS) vulnerability was identified in FlatPress 1.3.1 within the "Add Entry" fea
CVE-2024-9847 HIGH 8.0 UPGRADE FlatPress CMS version latest is vulnerable to Cross-Site Request Forgery (CSRF) attacks that allow an attacker
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References

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