CVE-2026-25210
6.9
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Summary
In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| libexpat project | libexpat | 0 < 2.7.4 | affected |
Weaknesses
- CWE-190: CWE-190 Integer Overflow or Wraparound
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
Additional References
References
- https://github.com/libexpat/libexpat/pull/1075
- https://github.com/libexpat/libexpat/pull/1075/commits/9c2d990389e6abe2e44527eeaa8b39f16fe859c7
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