LOW
CVE-2025-8836
CWE-617Published: August 11, 2025· Updated: Jun 17, 2026
3.3
CVSS v3.1
Official Description
A vulnerability was determined in JasPer up to 4.2.5. Affected by this issue is the function jpc_floorlog2 of the file src/libjasper/jpc/jpc_enc.c of the component JPEG2000 Encoder. The manipulation leads to reachable assertion. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The patch is identified as 79185d32d7a444abae441935b20ae4676b3513d4. It is recommended to apply a patch to fix this issue.
Technical Analysis
CVE-2025-8836 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityLow
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Affected Vendors & Products
jasper_project1 product(s)
jasper
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Rapid7 / Metasploit
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PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (7)
→
https://github.com/jasper-software/jasper/issues/401Exploit · Issue Tracking · Vendor Advisory
→
https://vuldb.com/?ctiid.319370Permissions Required · VDB Entry
→
https://vuldb.com/?id.319370Third Party Advisory · VDB Entry
→
https://vuldb.com/?submit.622409Exploit · Third Party Advisory · VDB Entry
→
https://github.com/jasper-software/jasper/issues/401Exploit · Issue Tracking · Vendor Advisory
Quick Facts
CVE IDCVE-2025-8836
CVSS Score3.3 / 10
SeverityLOW
WeaknessCWE-617
CISA KEVNo
Affected1 vendor(s)
PublishedAug 11, 2025
Related CVEs (CWE-617)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-8836 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.