CVE-2025-70103

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Summary

CVECVE-2025-70103
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-27 15:16:24 UTC
Updated2026-05-30 20:16:21 UTC
DescriptionHeap buffer overflow vulnerability in libjxl 0.12.0 via crafted PBM images to the jxl::extras::DecodeImagePNM function in file lib/extras/dec/pnm.cc.

Risk And Classification

Primary CVSS: v3.1 7.3 HIGH from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS: 0.000390000 probability, percentile 0.120670000 (date 2026-05-30)

Problem Types: CWE-122 | n/a | CWE-122 CWE-122 Heap-based Buffer Overflow

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.3HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.3HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
github.com/sigdevel/pocs/blob/main/res/libjxl/2025/2 [email protected] github.com
github.com/libjxl/libjxl/issues/4337 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com
infosec.exchange/@sigdevel/116642233929409910 [email protected] infosec.exchange
www.openwall.com/lists/oss-security/2026/05/30/7 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
github.com/libjxl/libjxl/pull/4338 [email protected] github.com
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