What’s Vulnerable › Vulnerabilities

CVE-2016-20043: NRSS RSS Reader 0.3.9-1 Stack Buffer Overflow

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-28 · updated 2026-06-17
• Weakness: CWE-787

Description

NRSS RSS Reader 0.3.9-1 contains a stack buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the -F parameter. Attackers can craft a malicious input with 256 bytes of padding followed by a controlled EIP value to overwrite the return address and achieve code execution.

Affected products

• NRSS Reader: through 0.3.9-1

References

• http://www.codezen.org/nrss/
• https://www.exploit-db.com/exploits/39810
• https://www.vulncheck.com/advisories/nrss-rss-reader-1-stack-buffer-overflow

Get alerted when CVE-2016-20043 or the next vulnerability affects your stack