CVE-2026-15551

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreHIGH confidence

Score 5.5 from GitHub Security Advisory published 2026-07-13. a secondary CVSS source baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Integer overflow or wraparound vulnerability in Samsung Open Source rlottie allows Overflow Buffers.

This issue affects .

CVSS v3
5.5
EG Score
5.5(high)
EPSS
0.3%
KEV
Not listed

Published

July 13, 2026

Last Modified

July 13, 2026

Advisory Details (1)

Auto-updated Jul 13, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr.
github_pr

Fix heap buffer overflow from short truncation of span Y coordinate

Fix merged in Samsung/rlottie PR #595 on 2026-07-03 — awaiting tagged release

https://github.com/Samsung/rlottie/pull/595

Vendor Advisories for CVE-2026-15551(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 7× in last 7d / 7× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-15 04:48 UTCEG score recompute
  2. 2026-07-15 04:47 UTCGHSA enrichment
  3. 2026-07-14 02:37 UTCEG score recompute
  4. 2026-07-14 02:37 UTCGHSA enrichment
  5. 2026-07-13 22:30 UTCEPSS rescore
  6. 2026-07-13 00:28 UTCEG score recompute
  7. 2026-07-13 00:27 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-15551?
CVE-2026-15551 is a medium vulnerability published on July 13, 2026. Integer overflow or wraparound vulnerability in Samsung Open Source rlottie allows Overflow Buffers. This issue affects .
When was CVE-2026-15551 disclosed?
CVE-2026-15551 was first published in the National Vulnerability Database on July 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15551 actively exploited?
CVE-2026-15551 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-15551?
CVE-2026-15551 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-15551?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15551, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-15551

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