CVE-2026-41650
medium
CVSS v3
6.1
CVSS v4 NEW
—
VIR risk
6.1
Description
fast-xml-parser XMLBuilder: XML Comment and CDATA Injection via Unescaped Delimiters
Predictions
Exploit likelihood
71%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 4 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Unknown | — |
| sid | Unknown | — |
| forky | Unknown | — |
| bookworm | Unknown | — |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | fast-xml-parser | <5.7.0 | 5.7.0 |
| NPM | fast-xml-parser | < 5.7.0 | 5.7.0 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| naturalintelligence | fast-xml-parser | {"endExcluding":"5.7.0"} | 5.7.0 |
References
- https://github.com/NaturalIntelligence/fast-xml-parser/releases/tag/v5.6.0
- https://github.com/NaturalIntelligence/fast-xml-parser/security/advisories/GHSA-gh4j-gqv2-49f6
- https://nvd.nist.gov/vuln/detail/CVE-2026-41650
- https://github.com/NaturalIntelligence/fast-xml-parser
- https://www.suse.com/security/cve/CVE-2026-41650.html
- https://security-tracker.debian.org/tracker/CVE-2026-41650
- https://github.com/advisories/GHSA-gh4j-gqv2-49f6
CWEs
CWE-91
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.