CVE-2024-1093: The Change Memory Limit plugin for WordPress is vulnerable to unauthorized modification of data due to a missi

Routine

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2024-1093 is a medium-severity flaw (CVSS 5.3) affecting change memory limit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Change Memory Limit plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the admin_logic() function hooked via admin_init in all versions up to, and including, 1.0. This makes it possible for unauthenticated attackers to update the memory limit.

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-862
Published	2024-03-05
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: simon99

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

Am I affected?

Timeline

2024-03-05 02:15 UTCPublished CVE record published
2026-06-17 07:03 UTCUpdated Record last modified

simon99 change memory limit DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy change-memory-limit || rpm -q change-memory-limit || change-memory-limit --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison change-memory-limit sudo apt install change-memory-limit=<VERSION_BEFORE_1.0> sudo apt-mark hold change-memory-limit

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

dnf --showduplicates list change-memory-limit sudo dnf downgrade change-memory-limit-<VERSION_BEFORE_1.0> sudo dnf versionlock add change-memory-limit

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-2024-1093?

change memory limit: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-1093 being exploited?

CVE-2024-1093 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-2024-1093 affect?

CVE-2024-1093 affects change memory limit. Severity is medium (CVSS 5.3). The Change Memory Limit plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the admin_logic() function hooked via admin_init in all versions up to, and including, 1.0. This makes it p

How urgent is CVE-2024-1093?

Priority 33/100. Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

References

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