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Description

A security flaw has been discovered in nicbarker clay up to 0.14. This affects the function Clay__MeasureTextCached in the library clay.h. The manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

PUBLISHED Reserved 2026-01-17 | Published 2026-01-18 | Updated 2026-02-23 | Assigner VulDB




MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
LOW: 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
LOW: 3.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
1.7AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR

Problem types

NULL Pointer Dereference

Denial of Service

Product status

0.1
affected

0.2
affected

0.3
affected

0.4
affected

0.5
affected

0.6
affected

0.7
affected

0.8
affected

0.9
affected

0.10
affected

0.11
affected

0.12
affected

0.13
affected

0.14
affected

Timeline

2026-01-17:Advisory disclosed
2026-01-17:VulDB entry created
2026-01-19:VulDB entry last update

Credits

Oneafter (VulDB User) reporter

References

vuldb.com/?id.341707 (VDB-341707 | nicbarker clay clay.h Clay__MeasureTextCached null pointer dereference) vdb-entry technical-description

vuldb.com/?ctiid.341707 (VDB-341707 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.733346 (Submit #733346 | nicbarker clay v0.14 and master-branch Memory Corruption) third-party-advisory

github.com/nicbarker/clay/issues/566 issue-tracking

github.com/oneafter/1215/blob/main/repro exploit

github.com/nicbarker/clay/ product

cve.org (CVE-2025-15535)

nvd.nist.gov (CVE-2025-15535)

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