Buffer overflow in Thakeenathees Pocketlang
CVE-2026-4010
A vulnerability was found in ThakeeNathees pocketlang up to cc73ca61b113d48ee130d837a7a8b145e41de5ce. The affected element is the function pkByteBufferAddString. The manipulation of the argument length with the input 4294967290 results in memory corruption. The attack requires a local approach. The exploit has been made public and could be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.002 (4.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000
Affected products
- Thakeenathees Pocketlang — versions cc73ca61b113d48ee130d837a7a8b145e41de5ce
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/ThakeeNathees/pocketlang/issues/302 (issue-tracking, exploit)
- github.com/oneafter/0211/blob/main/po/repro (exploit)
- github.com/ThakeeNathees/pocketlang/ (product, exploit)
Frequently asked questions
- What is CVE-2026-4010?
- CVE-2026-4010 is a low-severity vulnerability in Thakeenathees Pocketlang, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 3.3/10. Published 2026-03-12.
- How severe is CVE-2026-4010?
- Low severity. CVSS v3 base score is 3.3 out of 10.