CVE-2026-43526

Description

OpenClaw before 2026.4.12 contains a server-side request forgery vulnerability in QQBot reply media URL handling that allows attackers to fetch arbitrary content. Attackers can exploit this by providing malicious media URLs that trigger SSRF requests, with fetched bytes subsequently re-uploaded through the channel.

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CVSS v3.1 Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

EPSS — Exploit Prediction

0.0004

Probability of exploitation

0.13%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

Vendor	Product	Versions
openclaw	openclaw	< 2026.4.12

References

Advisories & Patches

https://github.com/openclaw/openclaw/commit/08ae021d1f4f02e0ca5fd8a3b9659291c1ecf95a https://github.com/openclaw/openclaw/commit/ddb7a8dd80b8d5dd04aafa44ce7a4354b568bb2d https://github.com/openclaw/openclaw/security/advisories/GHSA-2767-2q9v-9326

Other References

https://www.vulncheck.com/advisories/openclaw-server-side-request-forgery-via-qqbot-reply-media-url-handling

Frequently Asked Questions

What is CVE-2026-43526? +

OpenClaw before 2026.4.12 contains a server-side request forgery vulnerability in QQBot reply media URL handling that allows attackers to fetch arbitrary content. Attackers can exploit this by providing malicious media URLs that trigger SSRF requests, with fetched bytes subsequently re-uploaded through the channel. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2026-43526? +

CVE-2026-43526 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0004, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-43526? +

CVE-2026-43526 affects products from openclaw, specifically: openclaw. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-43526? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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