CVE-2013-10026: A vulnerability, which was classified as problematic, has been found in Mail Subscribe List Plugin up to 2.0.1

Routine

LOW 3.5UPGRADE

CVE-2013-10026 is a low-severity flaw (CVSS 3.5) affecting mail subscribe list. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as problematic, has been found in Mail Subscribe List Plugin up to 2.0.10 on WordPress. This issue affects some unknown processing of the file index.php. The manipulation of the argument sml_name/sml_email leads to cross site scripting. The attack may be initiated remotely. Upgrading to version 2.1 is able to address this issue. The identifier of the patch is 484970ef8285cae51d2de3bd4e4684d33c956c28. It is re

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-05-02
Last modified	2026-06-16

Publisher (CNA): VulDB · Vendor: webfwd

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-05-02 02:15 UTCPublished CVE record published
2026-06-16 23:50 UTCUpdated Record last modified

webfwd mail subscribe list UPGRADE

Affected: >= 2.0.0 and <= 2.0.10

Fixed in: newer than 2.0.10

Safe to downgrade to: a release before 2.0.0

1. Check installed version

apt-cache policy mail-subscribe-list || rpm -q mail-subscribe-list || mail-subscribe-list --version

2. UPGRADE to newer than 2.0.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mail-subscribe-list

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mail-subscribe-list

Note

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

3. If no update is available yet, DOWNGRADE to a release before 2.0.0 (Debian / Ubuntu)

apt-cache madison mail-subscribe-list sudo apt install mail-subscribe-list=<VERSION_BEFORE_2.0.0> sudo apt-mark hold mail-subscribe-list

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list mail-subscribe-list sudo dnf downgrade mail-subscribe-list-<VERSION_BEFORE_2.0.0> sudo dnf versionlock add mail-subscribe-list

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-2013-10026?

mail subscribe list: upgrade to newer than 2.0.10. Exact commands for each OS are on this page.

Is CVE-2013-10026 being exploited?

CVE-2013-10026 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-2013-10026 affect?

CVE-2013-10026 affects mail subscribe list. Severity is low (CVSS 3.5). A vulnerability, which was classified as problematic, has been found in Mail Subscribe List Plugin up to 2.0.10 on WordPress. This issue affects some unknown processing of the file index.php. The manipulation of the argument sml_name/sml_em

How urgent is CVE-2013-10026?

Priority 24/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities · PHP vulnerabilities

Related CVEs

CVE-2023-23657 MEDIUM 6.5 UPGRADE Auth
CVE-2022-1603 MEDIUM 4.3 UPGRADE The Mail Subscribe List WordPress plugin before 2.1.4 does not have CSRF check in place when deleting subscrib

References

← Back to latest CVEs