CVE-2015-7700: Double-free vulnerability in the sPLT chunk structure and png.c in pngcrush before 1.7.87 allows attackers...

Security readout for executives and security teams

CVE-2015-7700 is a memory-management flaw in pngcrush before version 1.7.87. A malicious or malformed PNG could trigger a double-free condition, but the public record does not define the exact impact. Organizations should care most where pngcrush processes images from users, partners, or the internet. Exposure is most plausible in systems that run pngcrush before 1.7.87 against untrusted PNG files, including upload workflows, image optimization jobs, build pipelines, or content processing services. Evidence is insufficient to name broader affected products. Handle as a targeted dependency hygiene item. Escalate priority if pngcrush is internet-facing or processes untrusted uploads at scale. Without confirmed exploitation or severity scoring, this should not displace actively exploited vulnerabilities. Mitigation focus: Inventory all systems and containers that include pngcrush.; Upgrade pngcrush to version 1.7.87 or later where present.; Prioritize workflows that process externally supplied PNG files..

Prepared

Jun 12, 2026, 21:19 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.