ZDF
Sign inSign up

Vulnerabilities

Vulnerability · CVE-2025-29458

An issue in MyBB 1.8.38 allows a remote attacker to obtain sensitive information via the Change Avatar function.

Published Apr 17, 2025 · catalog updated Apr 23, 2025 · An issue in MyBB

Check this week

CVE-2025-29458 is not in CISA KEV. FIRST estimates a 43.00% chance of exploitation in the next 30 days. Check whether you run An issue in MyBB.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (An issue in MyBB).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
43.00%
Remediation
Advisory link
Affected products
vendor n/a n/a n/a

An issue in MyBB 1.8.38 allows a remote attacker to obtain sensitive information via the Change Avatar function. NOTE: the Supplier disputes this because of the allowed actions of Board administrators and because of SSRF mitigation.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor n/a n/a n/an/a

How to fix CVE-2025-29458

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-29458 is not in CISA KEV. FIRST estimates a 43.00% chance of exploitation in the next 30 days. Check whether you run An issue in MyBB.

Which versions are affected?

Compare what you have installed with n/a n/a n/a n/a. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 43.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 17, 2025 · EUVD

    Detected

    An issue in MyBB 1.8.38 allows a remote attacker to obtain sensitive information via the Change Avatar function. NOTE: the Supplier disputes this because of the allowed actions of Board administrators and because of SSRF mitigation.

  2. Apr 23, 2025 · EUVD

    Updated

    An issue in MyBB 1.8.38 allows a remote attacker to obtain sensitive information via the Change Avatar function. NOTE: the Supplier disputes this because of the allowed actions of Board administrators and because of SSRF mitigation.

Sources

  • CVE.orgVulnerability recordCVE-2025-29458

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-11802

    An issue in MyBB 1.8.38 allows a remote attacker to obtain sensitive information via the Change Avatar function. NOTE: the Supplier disputes this because of the allowed actions of Board administrators and because of SSRF mitigation.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.