How severe is CVE-2024-13537?

CVE-2024-13537 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2024-13537 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-13537?

CVE-2024-13537 affects Covertnine C9 Blocks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-13537?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-13537 have an EU (EUVD) identifier?

Yes. CVE-2024-13537 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4552.

When was CVE-2024-13537 published?

CVE-2024-13537 was published on 2025-02-21 and last updated on 2026-06-17.

CVE-2024-13537

CVE-2024-13537 is a medium-severity vulnerability in Covertnine C9 Blocks with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-209.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4552
Weakness: CWE-209
Affected product: Covertnine C9 Blocks
Published: 2025-02-21
Last modified: 2026-06-17

Description

The C9 Blocks plugin for WordPress is vulnerable to Full Path Disclosure in all versions up to, and including, 1.7.7. This is due the plugin containing a publicly accessible composer-setup.php file with error display enabled. This makes it possible for unauthenticated attackers to retrieve the full path of the web application, which can be used to aid other attacks. The information displayed is not useful on its own, and requires another vulnerability to be present for damage to an affected website.

Frequently asked questions

What is CVE-2024-13537?: The C9 Blocks plugin for WordPress is vulnerable to Full Path Disclosure in all versions up to, and including, 1.7.7. This is due the plugin containing a publicly accessible composer-setup.php file with error display enabled. This makes it possible for unauthenticated attackers to retrieve the full path of the web application, which can be used to aid other attacks. The information displayed is not useful on its own, and requires another vulnerability to be present for damage to an affected website.
How severe is CVE-2024-13537?: CVE-2024-13537 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2024-13537 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-13537?: CVE-2024-13537 affects Covertnine C9 Blocks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-13537?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-13537 have an EU (EUVD) identifier?: Yes. CVE-2024-13537 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4552.
When was CVE-2024-13537 published?: CVE-2024-13537 was published on 2025-02-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:covertnine:c9_blocks:*:*:*:*:*:wordpress:*:*

Other CWE-209 (Generation of Error Message Containing Sensitive Information) vulnerabilities

CVE-2025-62168 — Critical (CVSS 10.0): Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication…
CVE-2025-68110 — Critical (CVSS 9.9): ChurchCRM is an open-source church management system. Versions prior to 6.5.3 may disclose database information in an…
CVE-2025-46658 — Critical (CVSS 9.8): An issue was discovered in ExonautWeb in 4C Strategies Exonaut 21.6. There are verbose error messages.
CVE-2024-28285 — Critical (CVSS 9.8): A Fault Injection vulnerability in the SymmetricDecrypt function in cryptopp/elgamal.h of Cryptopp Crypto++ 8.9, allows…
CVE-2023-40767 — Critical (CVSS 9.8): User enumeration is found in in PHPJabbers Make an Offer Widget v1.0. This issue occurs during password recovery, where…
CVE-2023-40766 — Critical (CVSS 9.8): User enumeration is found in in PHPJabbers Ticket Support Script v3.2. This issue occurs during password recovery,…

Browse all CWE-209 (Generation of Error Message Containing Sensitive Information) vulnerabilities →