What’s Vulnerable › Vulnerabilities

CVE-2026-113705: a2aproject a2a-rs error.rs information exposure

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-20 · updated 2026-10-28
• Weakness: CWE-200

Description

A vulnerability was determined in a2aproject a2a-rs up to 0.4.3. This issue affects some unknown processing of the file a2a-server/src/error.rs. Executing a manipulation can lead to information exposure through error message. The attack can be executed remotely. This patch is called 713b943af94ab2d521d483b841618b97a2e78a4d. A patch should be applied to remediate this issue.

Affected products

• a2aproject a2a-rs: 0.4.0, 0.4.1, 0.4.2, 0.4.3

References

• https://github.com/a2aproject/a2a-rs/
• https://github.com/a2aproject/a2a-rs/commit/713b943af94ab2d521d483b841618b97a2e78a4d
• https://github.com/a2aproject/a2a-rs/pull/127
• https://vuldb.com/cve/CVE-2026-113705
• https://vuldb.com/submit/1014888
• https://vuldb.com/vuln/422867
• https://vuldb.com/vuln/422867/cti

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