PoC Index

CVE-2022-25313

MEDIUM 6.5EPSS 3.3%

In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element.

CVSS v3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
EPSS
3.29% chance of exploitation in the next 30 days, 88th percentile
Published
2022-02-18
Updated
2025-05-30

Proof-of-concept exploits (2)

References

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