Vulnerability · CVE-2025-58998
Deserialization of Untrusted Data vulnerability in Cristián Lávaque s2Member s2member allows Object Injection.This issue affects s2Member: from n/a through <= 250701.
Published Nov 6, 2025 · catalog updated Apr 28, 2026 · Cristián Lávaque s2Member
Last checked Nov 2, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-58998. EPSS is 0.50%. Act only if a listed version of Cristián Lávaque s2Member is installed.
Gaps on this record
- 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.
Same product and reporting
- CVE-2026-1994 · Unknown · known exploited
- CVE-2025-62023 · Critical · known exploited
- Severity
- Critical9.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.50%
- Remediation
- Advisory link
- Affected products
- vendor Cristián Lávaque s2Member 0 ≤250701
Deserialization of Untrusted Data vulnerability in Cristián Lávaque s2Member s2member allows Object Injection.This issue affects s2Member: from n/a through <= 250701.
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 Cristián Lávaque s2Member 0 ≤2507010 ≤250701
How to fix CVE-2025-58998
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
No version range is stored, so an installed version cannot be checked on this page.
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-58998. EPSS is 0.50%. Act only if a listed version of Cristián Lávaque s2Member is installed.
Which versions are affected?
Compare what you have installed with Cristián Lávaque s2Member 0 ≤250701 0 ≤250701. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.50%. 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.
Nov 6, 2025 · EUVD
Detected
Deserialization of Untrusted Data vulnerability in Cristián Lávaque s2Member s2member allows Object Injection.This issue affects s2Member: from n/a through <= 250701.
Apr 28, 2026 · EUVD
Updated
Deserialization of Untrusted Data vulnerability in Cristián Lávaque s2Member s2member allows Object Injection.This issue affects s2Member: from n/a through <= 250701.
Sources
- CVE.orgVulnerability recordCVE-2025-58998
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-58998
30-day exploitation probability 0.50%
first.org - EUVDVulnerability recordEUVD-2025-38132
Deserialization of Untrusted Data vulnerability in Cristián Lávaque s2Member s2member allows Object Injection.This issue affects s2Member: from n/a through <= 250701.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 2, 2026
- CVE.orgOct 24, 2026
- EUVDOct 23, 2026