CVE-2026-18772: CWE-20 Improper input validation in Samsung Open Source rlottie
CVE-2026-18772 is an improper input validation vulnerability in Samsung Open Source rlottie that allows oversized serialized data payloads. This flaw can lead to denial of service conditions due to resource exhaustion. The vulnerability has a medium severity rating with a CVSS score of 5.5. No affected versions or patches have been explicitly identified in the available data. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
The vulnerability CVE-2026-18772 in Samsung Open Source rlottie arises from improper input validation, specifically allowing oversized serialized data payloads. This can cause denial of service (DoS) impacts by exhausting resources when processing such inputs. The CVSS 3.1 vector indicates the attack requires local access (AV:L), low attack complexity (AC:L), no privileges required (PR:N), user interaction required (UI:R), scope unchanged (S:U), no confidentiality or integrity impact (C:N/I:N), and high availability impact (A:H). No remediation or patch information is currently available.
Potential Impact
The impact is limited to availability, potentially causing denial of service due to oversized serialized data payloads. There is no confidentiality or integrity impact reported. The attack requires local access and user interaction, limiting the attack surface. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, avoid processing untrusted or oversized serialized data payloads with rlottie. Monitor vendor communications for updates on patches or mitigations.
CVE-2026-18772: CWE-20 Improper input validation in Samsung Open Source rlottie
Description
CVE-2026-18772 is an improper input validation vulnerability in Samsung Open Source rlottie that allows oversized serialized data payloads. This flaw can lead to denial of service conditions due to resource exhaustion. The vulnerability has a medium severity rating with a CVSS score of 5.5. No affected versions or patches have been explicitly identified in the available data. There are no known exploits in the wild at this time.
CVSS v3.1
Score 5.5medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-18772 in Samsung Open Source rlottie arises from improper input validation, specifically allowing oversized serialized data payloads. This can cause denial of service (DoS) impacts by exhausting resources when processing such inputs. The CVSS 3.1 vector indicates the attack requires local access (AV:L), low attack complexity (AC:L), no privileges required (PR:N), user interaction required (UI:R), scope unchanged (S:U), no confidentiality or integrity impact (C:N/I:N), and high availability impact (A:H). No remediation or patch information is currently available.
Potential Impact
The impact is limited to availability, potentially causing denial of service due to oversized serialized data payloads. There is no confidentiality or integrity impact reported. The attack requires local access and user interaction, limiting the attack surface. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, avoid processing untrusted or oversized serialized data payloads with rlottie. Monitor vendor communications for updates on patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- samsung.tv_appliance
- Date Reserved
- 2026-08-04T07:17:39.264Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a71ae6abf32cb7a3413845c
Added to database: 08/04/2026, 09:18:34 UTC
Last enriched: 08/04/2026, 09:35:17 UTC
Last updated: 08/04/2026, 09:46:41 UTC
Views: 4
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