CVE-2025-15551: tp link systems inc. tl-wr845n v4 Eval Injection
Vulnerability summary
CVE-2025-15551 is a medium (CVSS 5.9) Eval Injection vulnerability in tp link systems inc. tl-wr845n v4. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 37.6% of scored vulnerabilities.
Timeline
- 05-02-2026PublishedVulnerability first disclosed.
- 22-04-2026Last modifiedVulnerability information updated.
Description
The response coming from TP-Link Archer MR200 v5.2, C20 v5 and v6, TL-WR850N v3, and TL-WR845N v4 for any request is getting executed by the JavaScript function like eval directly without any check. Attackers can exploit this vulnerability via a Man-in-the-Middle (MitM) attack to execute JavaScript code on the router's admin web portal without the user's permission or knowledge.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST5.9MediumCVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
0.00 pp
From 0.45% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Tp-link4 products
- archer_c20_firmware< 250630
- archer_mr200_firmware< 250917
- tl-wr845n_firmware< 251031
- tl-wr850n_firmware< 0.9.1_Build251205
Tp-link systems inc.3 products
- archer c20 v5< US_V5_260419 | < EU_V5_260317
- archer c20 v6< 0.9.1 4.19 v0001.0 Build 250630 Rel.56583n
- archer mr200 v5.2< 1.2.0 Build 250917 Rel.51746
Tp link systems inc.2 products
- tl-wr845n v4< 0.9.1 3.19 Build 251031 rel33710
- tl-wr850n v3< 3.16.0 0.9.1 v6031.0 Build 251205 Rel.22089n
3 vendors · 9 products
References
10 links- www.tp-link.com/us/support/faq/4948/Vendor Advisory