What’s Vulnerable › Vulnerabilities

CVE-2026-4012: rxi fe fe.c read_ out-of-bounds

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-12 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability was determined in rxi fe up to ed4cda96bd582cbb08520964ba627efb40f3dd91. The impacted element is the function read_ of the file src/fe.c. This manipulation with the input 1 causes out-of-bounds read. The attack requires local access. The exploit has been publicly disclosed and may be utilized. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

• rxi fe: ed4cda96bd582cbb08520964ba627efb40f3dd91

References

• https://github.com/oneafter/0211/blob/main/fe/repro
• https://github.com/rxi/fe/
• https://github.com/rxi/fe/issues/34
• https://vuldb.com/?ctiid.350534
• https://vuldb.com/?id.350534
• https://vuldb.com/?submit.769774

Get alerted when CVE-2026-4012 or the next vulnerability affects your stack