Critical severity · published Aug 5, 2025
CVE-2025-54874
OpenJPEG is an open-source JPEG 2000 codec
9.8
CVSS
0.6%
EPSS
No
On KEV
Description
OpenJPEG is an open-source JPEG 2000 codec. In OpenJPEG from 2.5.1 through 2.5.3, a call to opj_jp2_read_header may lead to OOB heap memory write when the data stream p_stream is too short and p_image is not initialized.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openjpeg · Uclouvain
through 2.5.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-54874
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-54874
Patch
https://github.com/uclouvain/openjpeg/commit/f809b80c67717c152a5ad30bf06774f00da4fd2d
Third Party Advisory
https://github.com/uclouvain/openjpeg/pull/1573
Exploit
https://securitylab.github.com/advisories/GHSL-2025-057_OpenCV
More from Openjpeg
9.8
CVE-2018-7648
An issue was discovered in mj2/opj_mj2_extract.c in OpenJPEG 2.3.0
9.8
CVE-2017-17480
In OpenJPEG 2.3.0, a stack-based buffer overflow was discovered in the pgxtovolume function in jp3d/convert.c
9.8
CVE-2017-17479
In OpenJPEG 2.3.0, a stack-based buffer overflow was discovered in the pgxtoimage function in jpwl/convert.c
9.8
CVE-2015-8871
Use-after-free vulnerability in the opj_j2k_write_mco function in j2k.c in OpenJPEG before 2.1.1 allows remote attackers to have unspecified impact via unknown vectors
8.8
CVE-2020-8112
opj_t1_clbl_decode_processor in openjp2/t1.c in OpenJPEG 2.3.1 through 2020-01-28 has a heap-based buffer overflow in the qmfbid==1 case, a different issue than CVE-2020-6851