CVE-2021-24780: The Single Post Exporter WordPress plugin through 1.1.1 does not have CSRF checks when saving its settings, wh

Q: How do I fix CVE-2021-24780?

single post exporter: upgrade to newer than 1.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2021-24780 being exploited?

CVE-2021-24780 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-2021-24780 affect?

CVE-2021-24780 affects single post exporter. Severity is medium (CVSS 4.3). The Single Post Exporter WordPress plugin through 1.1.1 does not have CSRF checks when saving its settings, which could allow attackers to make a logged in admin change them via a CSRF attack and give access to the export feature to any rol

Q: How urgent is CVE-2021-24780?

Priority 30/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2021-24780 is a medium-severity flaw (CVSS 4.3) affecting single post exporter. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Single Post Exporter WordPress plugin through 1.1.1 does not have CSRF checks when saving its settings, which could allow attackers to make a logged in admin change them via a CSRF attack and give access to the export feature to any role such as subscriber. Subscriber users would then be able to export an arbitrary post/page (such as private and password protected) via a direct URL

Why this priority

Public exploit reference

A fixed release or distro patch exists.

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 61%)
CISA exploited list	No
Weakness	CWE-352
Published	2021-12-13
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: single post exporter project

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

Am I affected?

Timeline

2021-12-13 11:15 UTCPublished CVE record published
2026-06-17 03:40 UTCUpdated Record last modified

single post exporter project single post exporter UPGRADE

Affected: <= 1.1.1

Fixed in: newer than 1.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy single-post-exporter || rpm -q single-post-exporter || single-post-exporter --version

2. UPGRADE to newer than 1.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade single-post-exporter

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade single-post-exporter

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-2021-24780?

single post exporter: upgrade to newer than 1.1.1. Exact commands for each OS are on this page.

Is CVE-2021-24780 being exploited?

CVE-2021-24780 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-2021-24780 affect?

CVE-2021-24780 affects single post exporter. Severity is medium (CVSS 4.3). The Single Post Exporter WordPress plugin through 1.1.1 does not have CSRF checks when saving its settings, which could allow attackers to make a logged in admin change them via a CSRF attack and give access to the export feature to any rol

How urgent is CVE-2021-24780?

Priority 30/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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