Skip to content
Fencer Intel
low —

CVE-2026-103864 json

Apache Sling Engine: Request-derived values reach log sinks without CR/LF neutralization

published 4d ago modified 4d ago also EUVD-2026-117432

cvss
—
not scored
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits
0
none known

Summary

Improper output neutralization for logs in Apache Sling Engine.

This issue affects Apache Sling Engine: before 3.0.4.

Users are recommended to upgrade to version 3.0.4, which fixes the issue.

Patch / fix

  • Apache Software Foundation Apache Sling Engine 3.0.4

Is CVE-2026-103864 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-09).

Affected products

  • Apache Software Foundation Apache Sling Engine

Classification

Weakness
  • CWE-117 Improper Output Neutralization for Logs

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.