CVE-2026-18772
Improper input validation vulnerability in Samsung Open Source rlottie allows Oversized...
Improperly controlled sequential memory allocation vulnerability in Samsung Open Source rlottie allows Exponential Data Expansion.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improperly controlled sequential memory allocation vulnerability in Samsung Open Source rlottie allows Exponential Data Expansion.
- Record
CVE-2026-18772- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-1325
- Updated
- 2026-11-02
EUVDEUVD-2026-52647
Improperly controlled sequential memory allocation vulnerability in Samsung Open Source rlottie allows Exponential Data Expansion.
- Record
EUVD-2026-52647- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-9hrp-c4q8-hf75
Improper input validation vulnerability in Samsung Open Source rlottie allows Oversized...
Improper input validation vulnerability in Samsung Open Source rlottie allows Oversized Serialized Data Payloads.
- Record
GHSA-9hrp-c4q8-hf75- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-20, CWE-1325
- Updated
- 2026-11-02
NVD
Improperly controlled sequential memory allocation vulnerability in Samsung Open Source rlottie allows Exponential Data Expansion.
- Record
CVE-2026-18772- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-1325
- Updated
- 2026-11-02
OSVDEBIAN-CVE-2026-18772
Improperly controlled sequential memory allocation vulnerability in Samsung Open Source rlottie allows Exponential Data Expansion.
- Record
DEBIAN-CVE-2026-18772- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2026-18772
Improperly controlled sequential memory allocation vulnerability in Samsung Open Source rlottie allows Exponential Data Expansion.
- Record
UBUNTU-CVE-2026-18772- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
rlottieDebian:12 |
before 0.1+dfsg-4 | 0.1+dfsg-4 |
rlottieDebian:13 |
before 0.1+dfsg-4 | 0.1+dfsg-4 |
rlottieDebian:14 |
before 0.1+dfsg-4 | 0.1+dfsg-4 |
rlottieUbuntu:Pro:20.04:LTS |
All versions, plus listed versions 0~git20190721.24346d0+dfsg-20~git20190721.24346d0+dfsg-2build10~git20200305.a717479+dfsg-10~git20200305.a717479+dfsg-1ubuntu0.1~esm10~git20200305.a717479+dfsg-1ubuntu0.1~esm20~git20200305.a717479+dfsg-1ubuntu0.1~esm3 |
None known |
rlottieUbuntu:Pro:22.04:LTS |
All versions, plus listed versions 0.1+dfsg-20.1+dfsg-2ubuntu0.10.1+dfsg-2ubuntu0.20.1+dfsg-2ubuntu0.2+esm1 |
None known |
rlottieUbuntu:Pro:24.04:LTS |
All versions, plus listed versions 0.1+dfsg-4ubuntu10.1+dfsg-4ubuntu1.10.1+dfsg-4ubuntu1.1+esm1 |
None known |
rlottieUbuntu:26.10 |
All versions, plus listed versions 0.1+dfsg-4.30.1+dfsg-5 |
None known |
rlottieUbuntu:Pro:26.04:LTS |
All versions, plus listed versions 0.1+dfsg-4.20.1+dfsg-4.30.1+dfsg-4.3ubuntu0.1~esm1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-18772 is a medium vulnerability (CVSS 6.5) in Samsung Rlottie, published August 4, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. Fixed in rlottie 0.1+dfsg-4.