"Then it's even permissible to use enemy uniforms"
No it is not. At least not under common international law.
(And a sabotage mission is a direct attack)
"Not all uses of enemy uniforms are prohibited therefore; only “improper” uses. For example, wearing enemy uniforms in order to flee the fighting or escape capture does not run afoul of the law. On the other side of the spectrum, engaging in attacks while wearing the uniform of the enemy is flatly prohibited"
No it is not. At least not under common international law. (And a sabotage mission is a direct attack)
"Not all uses of enemy uniforms are prohibited therefore; only “improper” uses. For example, wearing enemy uniforms in order to flee the fighting or escape capture does not run afoul of the law. On the other side of the spectrum, engaging in attacks while wearing the uniform of the enemy is flatly prohibited"
https://lieber.westpoint.edu/combatant-privileges-and-protec...